Lennox GCS16-1853-235 User Manual

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GCS16-823, -953, -1353, -1603 HEATING CONTROL COMPONENTS
FIGURE 17
K20
DL3
K25
A3
T3
BLOWER DELAY
RELAY K25
2ND STAGE GAS
HEAT DELAY DL3
INDOOR BLOWER
(LIMIT) RELAY K20
COMBUSTION AIR
BLOWER TRANSFORMER T3
(460V & 575V ONLY)
BURNER IGNITION
CONTROL A3
K13
K25
DL3
T12
T3
A3
K20 K19
HEATING CONTROL COMPONENTS GCS16-1853 , -2553, -2753, -3003
UNITS EQUIPPED WITH SINGLE HEAT EXCHANGER
BURNER IGNITION
CONTROL A3
COMBUSTION AIR
BLOWER TRANSFORMER T3
(460V & 575V ONLY)
GAS CONTROL
TRANSFORMER
T12
2ND STAGE GAS
HEAT DELAY DL3
BLOWER DELAY
RELAY K25
INDOOR BLOWER
(LIMIT) RELAY K20
COMBUSTION AIR
BLOWER RELAY K13
2ND STAGE
HEAT RELAY K19
FIGURE 18
T3
FIGURE 19
HEATING CONTROL COMPONENTS GCS16-1853, -2553, -2753, -3003
UNITS EQUIPPED WITH DUAL HEAT EXCHANGERS
COMBUSTION AIR
BLOWER TRANSFORMER T3
(460V & 575V ONLY)
COMBUSTION AIR
BLOWER TRANSFORMER T13
(460V & 575V ONLY)
BURNER IGNITION
CONTROL A12
K57K19K56K13
T13
A12A3
T12
DL3
K25
K20
GAS CONTROL
TRANSFORMER T12
2nd STAGE BLOWER
RELAY K57
2nd STAGE HEAT
RELAY K19
2ND STAGE GAS
HEAT DELAY DL3
BLOWER DELAY
RELAY K25
INDOOR BLOWER
(LIMIT) RELAY K20
BURNER IGNITION
CONTROL A3
1st STAGE BLOWER
RELAY K56
COMBUSTION AIR
BLOWER RELAY K13

Lennox GCS16-1853-235 Specifications

General

Brand	Lennox
Model	GCS16-1853-235
Category	Gas Heater
Language	English