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4

Standby

Call for Heat (Y&G)

Cool ON Delay 

 (2 seconds)

Cooling until

 Thermostat Satisfied

Blower Off Delay*

45/60 Seconds

System off

Thermostat
Outdoor Compressor
Outdoor Condenser Fan
Blower Motor
EAC
LED

LED blinks green 1/4s ON time and 2s OFF time

*All Dipswitch timing changes made during an active call will not go into effect until the next active call.

Time

Output

Standby

Call for Heat (W)

Self-Check

Pre-Purge

(15 seconds)

Ignitor 

Warm up 

(17-19 

Seconds)

Ignition 

Activation 

Period

(<3s)

Heat ON 

Delay* 

Selectable

 (30/45 

seconds)

Heating until

 Thermostat 

Satisfied

Post-Purge

(25 seconds)

Blower Off 

Delay*

60/90/120/180 

Seconds

System off

Thermostat
Inducer
Pressure Switch
Ignitor
Gas (MV)
Flame Sensor
Blower Motor
Humidifier (120V)
Humidifier (24V)
EAC
LED

LED blinks yellow 1/4s ON time and 2s OFF time

*All Dipswitch timing changes made during an active call will not go into effect until the next active call.

Time

Output

HEAT MODE

COOL MODE

OPERATION 

 

Standby

Call for Heat (G)

Cool ON Delay 

 (2 seconds)

Cooling until

 Thermostat Satisfied

Blower Off Delay*

2/60 Seconds

System off

Thermostat
Blower Motor
EAC
LED

LED blinks green continuously

*All Dipswitch timing changes made during an active call will not go into effect until the next active call.

Time

Output

FAN MODE

Summary of Contents for 50M56U-801

Page 1: ...climate com PART NO 37 7616B 37 7616A 1620 50M56 801 Integrated Furnace Control 2 Harness Assemblies Control Label Wire Ties Installation Instructions Electrical Specification 77 deg F 25 deg C Input...

Page 2: ...nnector Plug in remaining connections 74W03 103098 01 1195 100 1195 83 100A Follow Appliance Manufacturer s recommended installation or service instructions to ensure proper operation after installati...

Page 3: ...High Limit N C Aux N C Pressure Switch N O EAC 120V HUM 24V Twinning HUM 120V 120V Ignitor 120 VAC 24 VAC CLASS II TRANSFORMER 24 VAC TH TR Cool off Delay 60s 2s Heat on Delay 45s 30s 60s 120s 90s 18...

Page 4: ...g until Thermostat Satisfied Post Purge 25 seconds Blower Off Delay 60 90 120 180 Seconds System off Thermostat Inducer Pressure Switch Ignitor Gas MV Flame Sensor Blower Motor Humidifier 120V Humidif...

Page 5: ...mately 2 seconds or until the LED turns off Release the switch and the LED will remain off for 2 seconds Fault codes will display beginning with the most recent fault first with a 2 second pause betwe...

Page 6: ...correct 8 Recycle External Lockout See Troubleshooting comments for Retry External Lockout 9 Reversed 120 VAC Line Polarity or Bad Ground Verify the control and furnace is properly grounded Check and...

Page 7: ...erminal 120 VAC FAN 1 4 spade terminal OUTPUT circulator blower FAN SPEED terminal 120 VAC PARK 3 terminals 1 4 spade terminal Unused circulator blower terminals N A LINE H 1 4 spade terminal INPUT Li...

Page 8: ...gas supply 2 sec Recycles N A The additional attempts within the same thermostat cycle for ignition after loss of the supervised ignition source or the supervised main burner flame 5 attempts Retries...

Page 9: ...emplace 37 7616A 1620 Contr le de fournaise int gr e 50M56 801 2 faisceaux de fils tiquette de la commande Attache pour fils Directives d installation Sp cifications lectriques 77 F 25 C Tension d ent...

Page 10: ...les autres branchements 74W03 103098 01 1195 100 1195 83 100A Respecter les directives d installation ou d entretien recommand es par le fabricant de l appareil pour assurer un fonctionnement appropri...

Page 11: ...120 V 120 V Allumeur 120 V c a TRANSFORMATEUR CLASSE II 24 V c a 24 V c a TH TR D lai fermeture clim 60 s 2 s D lai marche chauf 45 s 30 s 60 s 120 s 90 s 180 s SW1 SW1 SW1 SW1 SW1 SW1 ARR T ARR T ARR...

Page 12: ...u point de r glage du thermostat Post purge 25 secondes D lai de mise l arr t du ventilateur 60 90 120 180 secondes Syst me l arr t Thermostat Inducteur Pressostat Allumeur Gaz mV Capteur de flamme Mo...

Page 13: ...2 secondes ou jusqu ce que la DEL s teigne D clencher le commutateur et la DEL reste teinte pendant 2 secondes Les codes d erreur s affichent alors en commen ant par l erreur la plus r cente suivie d...

Page 14: ...age dans la section Essayer de nouveau Verrouillage externe 9 Polarit de ligne 120 V c a invers e ou mauvaise prise de terre S assurer que le module de commande et la fournaise sont correctement mis l...

Page 15: ...120 V c a VENT Borne embrochable de 1 4 po SORTIE Borne VITESSE DE CHAUFFAGE du ventilateur de circulateur 120 V c a PARC 3 bornes Borne embrochable de 1 4 po Bornes du ventilateur de circulateur non...

Page 16: ...ource d allumage supervis e ou de la flamme supervis e du br leur principal 5 essais R essais S O Les essais successifs l int rieur du m me cycle d allumage du thermostat lorsque la flamme supervis e...

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