Maxitrol Selectra Manuale utente

Page 1 System Components

Page 2 & 3 Introduction and Dimensions

Page 4 Specications

Installation of Components

Typical Gas Trains

Page 5 Field Service Checklist

Page 6 Preliminary Circuit Analysis

Page 7 Wiring Diagrams

Sensitivity Adjustment

Low Fire Start Time Adjustment

Page 8 Temperature Calibration

Valve Adjustments

Table of ConTenTs

Series 44 Installation Instructions



SYSTEM COMPONENTS



A1044U



A1044U (replaces all A1044L1, suitable re-

placement forA1044 [C,D,E,H]) (includes 0,



A1044UF (replacement for A1044FL1)

A1044UG (replacement for A1044G[L1])













NOTE:-

ture Sensor must have same temperature





Sensors compatible with A1044U:











Sensors compatible with A1044UF:



Sensors compatible with A1044UG:



































speed blower or dual fuel operation)

NOTE: M (Modulator) valve requires an



-

tor) valve requires no upstream pressure



Selectrastat (Senses and Selects)





or optional pair to replace

Selectrastat

Space Temperature Selector









Space Temperature Sensor





NOTE: 

-

perature Sensor must have

same temperature range to be



INTRODUCTION AND DIMENSIONS





-



       





A discharge air temperature sensor (and mixing tube) is a means





wall mounted Selectrastat senses space temperature and has an





































Selectrastat, Temperature Selector, Space Temperature Sensor



 

without front dial)

SPECIFICATIONS

 (Maximum Fire)

 

 

   

Vent:



MR212-two vents located in upper housing, both equipped with





 

 



Optional:

Remote Temperature Selector:   

        

   Note:     



Remote Temperature Sensor:   

Remove cover to mount in area where representative space





   Control wires connected to the Selec-

     





so may cause the unit to function erratically or may destroy the





 Install in any convenient location that is protected from



Selectrastat: -











MR Valve: Modulator-

regulator valve

M Valve: Regulator upstream of

modulator valve



-







 Suitable for application in natural, manufactured, mixed

        











 

















SYMPTOM   REMEDY

     

 Continuous



 

 



 

           



             



 

 



 

 

 











 

 

            





       



 

 



 

 -





  





         









 Continuous Minimum









     











      











 













      



 

  

 

 Continuous









     



 

 

 Continuous





  

  



  -



pressure setting and pressure drop of the valve (See Maxitrol Capacity



-

tion of equipment manufacture



about possibility of using special spring to reduce pressure drop on selected





 









     





      







 



 



  



 Incorrect Space

Temperature





  







            











         















.



      

faulty components, improper wiring or calibration, and other





Note:      

Section I





     



    

  











Section II

         















If proper voltages are not observed, continue testing to identify







Section III

-

Note















Section IV

 -

sponding correctly, wire the system (see Figure 1 below),











       

  



If proper delivered air temperatures are observed, the prob-



      







Section V

-



Model A1044U

Model A1044

















 

and separate temperature selector

SENSITIVITY ADJUSTMENT



       





If hunting is encountered (rapid oscillation), rotating the sensitivity





-





-

able between 0, 10, or 20 seconds, and begins timing after the















Sensitivity







VALVE: Green









20 Second

10 Second

0 Second





Maxitrol Company











Note:

       







 

minimum temperature setting is at least ten degrees higher than









 

















       









Space Temperature





        

Because of the large space being heated, wait at least one half







        



































     

   







    









 



-







NOTE:





    

 







-









1 2



A B



(See bulletin M/MR_MT_EN for additional M/MR valve information)

NOTE:





A1044

VALVE: Green





Questo manuale è adatto per i seguenti modelli

Indice

Altri manuali Maxitrol Termostato

Maxitrol

Maxitrol TDFM44 Manuale utente

Manuali Termostato popolari di altre marche

EWELLY

EWELLY EW-181 Manuale utente

Prolon

Prolon T1100 Istruzioni per l'installazione

Computherm

Computherm Q20 Manuale utente

Heatmiser

Heatmiser neoStat Manuale utente

Aube Technologies

Aube Technologies TH111GFCI-NP 240 VCA Manuale utente

Mars

Mars HEAT CONTROLLER IR Wireless Thermostat Manuale utente

Saswell

Saswell SAS920XWHB-7-S-RF Guida

Aircalo

Aircalo TFP1-ET85P2 Manuale utente

Honeywell

Honeywell CM721 Manuale utente

Carrier

Carrier DEBONAIR 33CS Manuale utente

Lennox

Lennox iHarmony Zone Thermostat Istruzioni per il montaggio

Gemtech

Gemtech GT7000 Manuale di istruzioni

Rollei

Rollei Smartes 45000 Manuale utente

Sinope

Sinope TH1300RF Manuale utente

Honeywell

Honeywell RLV4305 Manuale utente

Honeywell

Honeywell Prestige 2.0 THX9421 Manuale utente

NuTone

NuTone NTBZ48 Istruzioni operative originali

Stelpro

Stelpro MAESTRO ASMT402AD Manuale utente