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Page 5

3− Open or remove the heat section access panel.

4−

VR8205, & VR8305 −

Turn the knob on the gas valve clockwise 

 to

OFF"

. Do not force.

36E −

Turn the knob 180° either way to OFF".

5− Close or replace the heat section access panel.

 

WARNING

Danger of explosion. Can cause injury or
death. Do not attempt to light manually.
Unit has a direct spark ignition system.

Burner Flame

 

WARNING

Danger of explosion and fire. Can cause
injury or product or property damage.
Periodically inspect burner flame to en-
sure proper unit operation.

The primary air is permanently set for normal operation.
The flame will be basically blue with some clear yellow
streaking in the end of the flame. Inspect the burner flame
periodically during the heating season using the
inspection port provided on the burner access panel.

Flue Passage and Vent Inspection

Annually, before heating season, inspect the combustion
air louvers, vent cap, heat exchanger, burners and
combustion air inducer for corrosion, deterioration or
deposits of debris. Remove any obstructions or blockage.
See figures 5 and 6.

Service

To maintain efficiency and longevity, your equipment
must be serviced yearly by a qualified service technician.
Failure to provide proof of service can void warranty.

CAUTION

Label all wires prior to disconnection when ser-
vicing controls. Wiring errors can cause improper
and dangerous operation. Verify proper operation
after servicing.

HEAT EXCHANGER ASSEMBLY (036−072)

BURNERS

COMBUSTION

AIR

INDUCER

VENT

CONNECTOR

GAS

VALVE

HEAT

EXCHANGER TUBES

BAFFLE

FLUE BOX

FIGURE 5

BURNER

COMBUSTION

AIR INDUCER

VENT

CONNECTOR

GAS VALVE

HEAT

EXCHANGER

TUBE

HEAT EXCHANGER ASSEMBLY (090−360)

FIGURE 6

Summary of Contents for LGA042

Page 1: ...ice must be per formed by a qualified installer ser vice agency or the gas supplier D Do not try to light any appliance D Do not touch any electrical switch do not use any phone in your building D Imm...

Page 2: ...S DISCONNECT OPTIONAL ECONOMIZER OPTIONAL 120V GFCI OUTLET OPTIONAL LGA LGC090 102 120 and 150 Parts Arrangement COMBUSTION AIR INDUCER 120V GFCI OUTLET Factory installed option BLOWER MOTOR CONDENSER...

Page 3: ...UBES BLOWERS CONDENSATE DRAIN FILTERS ECONOMIZER DAMPERS OPTIONAL CONTROL BOX 120V GFCI OUTLET Factory installed option DISCONNECT Factory installed option LGA LGC248 300H and 360 Parts Arrangement CO...

Page 4: ...errors can cause improper and dangerous operation Verify proper operation after servicing WARNING Danger of electrical shock explosion and fire Improper servicing could result in dangerous operation...

Page 5: ...HONEYWELL VR8205Q VR8305Q SERIES GAS VALVE Gas valve knob is shown in OFF position FIGURE 4 LOW FIRE ADJUSTMENT HIGH FIRE ADJUSTMENT INLET PRESSURE TAP MANIFOLD PRESSURE TAP 6 Wait five 5 minutes to c...

Page 6: ...n using the inspection port provided on the burner access panel Flue Passage and Vent Inspection Annually before heating season inspect the combustion air louvers vent cap heat exchanger burners and c...

Page 7: ...bearings so that a bead of grease appears at the seal lip contacts Manifold Pressures Manifold pressures are shown in table 2 Refer to figures 2 3 and 4 to locate pressure ports TABLE 2 MANIFOLD PRESS...

Page 8: ...and combustion air inducer gasket should also be replaced during reassembly Service Reminder Call a qualified service technician if the unit is inoperative Before calling always check the following t...

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