Thermo Pride OH5-85DE Manuale utente
MO-434
ECN 5647-MA 200813
ECM OPERATION MANUAL
FOR USE WITH MODELS:
OH5-85DE OL5-85FDE OL5-85RDE
OH11-105DE OL11-105FDE OL11-105RDE
OH2-56DE OL2-56FDE OL2-56RDE
OC5-85DE OC2-56DE OH5-85DXE
: IF YOU DO NOT FOLLOW THE SAFETY PRECAUTIONS BELOW AND IN THIS MANUAL, A
FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY, OR LOSS OF
LIFE.
DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF
THIS OR ANY OTHER APPLIANCE.
INSTALLATION AND SERVICE MUST BE PERFORMED BY A QUALIFIED INSTALLER, SERVICE AGENCY
OR THE GAS SUPPLIER. (REFERRED TO IN THESE INSTRUCTIONS AS A QUALIFIED HEATING
CONTRACTOR).
PLEASE READ THESE INSTRUCTIONS PRIOR TO INSTALLATION, INITIAL FIRING, AND BEFORE
PERFORMING ANY SERVICE OR MAINTENANCE. THESE INSTRUCTIONS MUST BE LEFT WITH THE
HOMEOWNER AND SHOULD BE RETAINED FOR FUTURE REFERENCE BY QUALIFIED SERVICE
PERSONNEL.
THERMO PRODUCTS, LLC.
BOX 2 7
DENTON, NC 272 9
MADE IN USA
All installations and services must be performed by qualified service personnel.
i
INDEX
SECTION BEGINNING PAGE
I. FURNACE SPECIFICATIONS (SHIPPED SETTINGS) 1
II. BLOWER CONTROL INFORMATION 4
A. TERMINAL DEFINITIONS & FIELD WIRING 4
B. WIRING & SWITCHES 5
C. INPUTS 9
D. OUTPUTS 9
E. OPERATING MODES 10
F. CFM TABLES 12
G. ECM SPECIFIC REPLACEMENT PARTS 1
III. ECM TROUBLESHOOTING 1
A. DIAGNOSTIC FEATURES 1
B. GENERAL GUIDELINES TO TROUBLESHOOTING GE ECM 14
C. TROUBLESHOOTING CHARTS 17
All installations and services must be performed by qualified service personnel.
1
I. FURNACE SPECIFICATIONS SHIPPED SETTINGS)
OL SERIES
MODEL NO. OL2-56 OL5-85 OL11-105
HEAT INPUT RATE IN BTU/HR
70,000 106,250 126,000
HEATING CAPACITY IN BTU/HR
56,000 85,000 101,000
HEIGHT OF CASING 4- /4” 4 -1/4” 46-1/2”
WIDTH OF CASING 19” 25” 25”
DEPTH OF CASING 48” 50-1/4” 54-1/2”
WARM AIR OUTLET 17 x 17 20 x 20 20 x 20
RETURN AIR INLET 17 x 17 20 x 14 20 x 16
DIA. OF FLUE OUTLET 5” 6” 6”
FLOOR-CENTER OF FLUE 29-1/4” 6” 8-1/2”
FLOWRATE from .2” & .5” w.c.
EXTERNAL STATIC PRESSURE COOLING COOLING COOLING
@2 TON SWITCH SELECTION CFM) 800 800 800
@2-1/2 TON SWITCH SELECTION CFM) 1000 1000 1000
@3 SWITCH SELECTION CFM) 1200 1200 1200
@3-1/2 TON SWITCH SELECTION CFM) 1400 1400 1400
HEATING HEATING HEATING
@70deg SWITCH SELECTION CFM) 7 7 11 4 1 5
APPROX TEMPERATURE RISE °F) 70 70 70
BLOWER MOTOR HP 1/2 1/2 1/2
NOZZLE SIZE .55 .75 .90
NOZZLE SPRAY ANGLE PATTERN 80º Hollow 80º Hollow 80º Hollow
LARGEST RECOMMENDED
AIR CONDITIONER .5 Ton .5 Ton .5 Ton
SIZE OF FILTERS 16” x 20” 20” x 20” 20” x 25”
NOTES:
1. Heating capacity based on annual fuel utilization efficiency rated by manufacturer.
2. On all outlet and inlet dimensions, the first dimension is width.
. To permit largest recommended air conditioning (at .5 static pressure), selection of the highest motor speed is
required.
4. Electrical characteristics at 115 volts, 60 Hz., 1 phase (less than 15 amps, for all models).
5. All specifications are subject to change without notice.
All installations and services must be performed by qualified service personnel.
2
OH SERIES
MODEL NO. OH2 OH5-85 OH11-105 OH5-85DXE
HEAT INPUT RATE IN BTU/HR
70,000 106,250 126,000
85,000
106,250
HEATING CAPACITY IN BTU/HR
56,000 85,000 101,000
74,000
85,000
HEIGHT OF CASING 52” 56” 59-1/2” 56”
WIDTH OF CASING 19” 24” 24” 24”
DEPTH OF CASING 27” ” 4” ”
WARM AIR OUTLET 17 x 17 22 x 20 22 x 20 22 x 20
RETURN AIR INLET 18 x 14 2 x 14 25 x 16 25 x 16
DIA. OF FLUE OUTLET 5” 6” 6” 6”
FLOOR-CENTER OF FLUE TOP TOP TOP TOP
FLOWRATE from .2” & .5” w.c.
EXTERNAL STATIC PRESSURE COOLING COOLING COOLING COOLING
@2 TON SWITCH SELECTION CFM) 800 800 800 726
@2-1/2 TON SWITCH SELECTION CFM) 1000 1000 1000 924
@3 SWITCH SELECTION CFM) 1200 1200 1200 1276
@3-1/2 TON SWITCH SELECTION CFM) 1400 1400 1400 1474
4 TON 1600
HEATING HEATING HEATING HEATING
@70deg SWITCH SELECTION CFM) 7 7 11 4 1 5
905
1121
APPROX TEMPERATURE RISE °F) 70 70 70 72
70
BLOWER MOTOR HP 1/2 1/2 1/2 /4
NOZZLE SIZE .55 .75 .90 .70
NOZZLE SPRAY ANGLE PATTERN 80º Hollow 80º Hollow 80º Hollow 45º W
LARGEST RECOMMENDED
AIR CONDITIONER .5 Ton .5 Ton .5 Ton 4 Ton
SIZE OF FILTERS 20” x 16” 25” x 16” 25” x 16” 20” x 25”
NOTES:
1. Heating capacity based on annual fuel utilization efficiency rated by manufacturer.
2. On all outlet and inlet dimensions, the first dimension is width.
. To permit largest recommended air conditioning (at .5 static pressure), selection of the highest motor speed is
required.
6. Electrical characteristics at 115 volts, 60 Hz., 1 phase (less than 15 amps, for all models).
All installations and services must be performed by qualified service personnel.
OC SERIES
MODEL NO. OC2-56 OC5-85
HEAT INPUT RATE IN BTU/HR
70,000 106,250
HEATING CAPACITY IN BTU/HR
56,000 85,000
HEIGHT OF CASING 57-1/2” 56”
WIDTH OF CASING 19” 24”
DEPTH OF CASING 27” ”
WARM AIR OUTLET 17 x 17 16 x 20
RETURN AIR INLET 17 x 17 22 x 20
DIA. OF FLUE OUTLET 5” 6”
FLOOR-CENTER OF FLUE TOP TOP
FLOWRATE from .2” & .5” w.c.
EXTERNAL STATIC PRESSURE COOLING COOLING
@2 TON SWITCH SELECTION CFM) 800 800
@2-1/2 TON SWITCH SELECTION CFM) 1000 1000
@3 SWITCH SELECTION CFM) 1200 1200
@3-1/2 TON SWITCH SELECTION CFM) 1400 1400
HEATING HEATING
@70deg SWITCH SELECTION CFM) 7 7 11 4
APPROX TEMPERATURE RISE °F) 70 70
BLOWER MOTOR HP 1/2 1/2
NOZZLE SIZE .55 .75
NOZZLE SPRAY ANGLE PATTERN 80º Hollow 80º Hollow
LARGEST RECOMMENDED
AIR CONDITIONER .5 Ton .5 Ton
SIZE OF FILTERS 17” x 10” 20” x 12”
NOTES:
1. Heating capacity based on annual fuel utilization efficiency rated by manufacturer.
2. On all outlet and inlet dimensions, the first dimension is width.
. To permit largest recommended air conditioning (at .5 static pressure), selection of the highest motor speed is
required.
7. Electrical characteristics at 115 volts, 60 Hz., 1 phase (less than 15 amps, for all models).
8. All specifications are subject to change without notice.
All installations and services must be performed by qualified service personnel.
4
BLOWER CONTROLLER INFORMATION
A. TERMINAL DEFINITIONS & FIELD WIRING
Burner Harness Connector P1
Pin 1 – Limit switch connection.
Pin 2 – 120 VAC Line connection.
Pin – Burner pilot contact.
Pin 4&5 – 120 VAC Neutral connection.
Pin 6 – Burner pilot contact.
Pin 7&8 – From oil primary control.
Pin 9 – Limit Switch Input (LSI).
Field Wiring to Burner
Pilot (Tstat) Neutral Line
Harness Wires
Beckett Connections
Riello Connections
Yellow Wires White Red
T-T terminals White Black
T-stat terminals White Black
Thermostat/Humidistat connections
"C" Common/ground
"W" Thermostat call for heat
"R" 24 VAC to thermostat
"G" Thermostat call for fan
"Y" Thermostat call for cool
“DEHUM” Humidistat call for dehumidification (TXV systems ONLY)
Thermostat/Humidistat connections for 2-Stage control
"C" Common/ground
"W1" T-Stat call for heat (low fire)
"W" T-Stat call for heat (high fire)
"R" 24 vac to T-Stat
"G" T-Stat call for fan
"Y" T-Stat call for cool
“DEHUM” Humidistat call for dehumidification (TXV systems ONLY)
ECM control outputs
Pin 1 - Speed Common Pin 4 – Blower Enable
Pin 2 - Speed Output Pin 5 – COOL Enable
Pin – Motor CFM Pin 6 – “R” Output
Male quick connect terminals.
"S1- ” 120 VAC Hot
“N1-7” 120 VAC Neutral
“EAC” Electronic Air Cleaner (120 VAC) connection.
“HUM” Humidifier connection (120 VAC).
"FAN" Fan On Signal
“X” 24VAC from transformer.
“C” 24VAC common from transformer.
"CC" Compressor Contactor
"CC_COM" Compressor Contactor Common
All installations and services must be performed by qualified service personnel.
5
B. WIRING & SWITCHES
HIGHBOY/LOWBOY
Figure 1: BLOWER WIRING
All installations and services must be performed by qualified service personnel.
6
: TURN OFF THE ELECTRICAL POWER to the furnace before attempting to isconnect blower
wiring.
COUNTERFLOW
Figure 2: BLOWER WIRING
All installations and services must be performed by qualified service personnel.
7
: TURN OFF THE ELECTRICAL POWER to the furnace before attempting to isconnect blower
wiring.
OH5-85 DXE
2-STAGE
Figure 3: BLOWER WIRING
All installations and services must be performed by qualified service personnel.
8
: TURN OFF THE ELECTRICAL POWER to the furnace before attempting to isconnect blower
wiring.
Figure 2: BOARD LAYOUT WITH SWITCHES
BLOWER
CFM
Questo manuale è adatto per i seguenti modelli
11
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