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.

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.

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.

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

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.

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.

B. WIRING & SWITCHES

HIGHBOY/LOWBOY

Figure 1: BLOWER WIRING

All installations and services must be performed by qualified service personnel.

: 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.

: 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.

: TURN OFF THE ELECTRICAL POWER to the furnace before attempting to isconnect blower

wiring.

Figure 2: BOARD LAYOUT WITH SWITCHES

BLOWER

CFM

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