CPG 351FFOP50L Instrukcja serwisowa - Strona 6

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Service Manual

351FFOP40N, 351FFOP50N, 351FFOP40L, 351FFOP50L

THERMOSTAT (200-400°F)

•

Audible click can be heard when turned

'ON' / 'OFF'

•

If no click can be heard - Replace Thermostat

•

Disconnect wires from thermostat, check continuity

of thermostat: OFF = No continuity / ON =

Continuity

•

Replace if any checks fail

THERMOSTAT ADJUSTMENT

Thermostat is set at the factory and should maintain

temperatures within 10°F

Recalibrate if needed : if done more than

once, replace

Remove Thermostat dial from shaft (Fig. 31)

NOTE: Be careful not to rotate the dial as that will

change the temperature

Hold the dial shaft, "B" so it does not move

While holding dial shaft, "B", turn calibration

screw, "A"

Clockwise = Decrease Temperature

Counterclockwise = Increase Temperature

Replace dial and allow unit to operate and

temperature to stabilize

Re-adjust if necessary

When done adjusting, seal calibration screw with

glyptol paint or similar product

Reinstall thermostat dial

HIGH LIMIT THERMOSTAT (450°F)

•

Remove wires from high limit thermostat

•

Continuity can be checked across wire connections

•

If no continuity, replace high limit thermostat

•

If high limit cools, continuity may be found, check

oil temperatures

•

High limit thermostat should not 'OPEN' under oil

temperature of 425° F

FIG. 9

Thermostat Knob Post

Decrease

Dial

Shaft (B)

Increase

THERMOPILE

•

When heated by pilot light, thermopile should

support 250 millivolts to 750 millivot (500 millivolts

or higher is recommended)

•

Replace if millivolts are less than 250, and/or pilot

flame has been increased in strength

BURNER ORIFICES

•

Burner with poor flames, large yellow tipped flames

or missing sections of flames should be cleaned

•

Good Flame = almost completely blue with a light

blue triangle at the bottom center

•

Clean the burner with a wire brush to remove any

clogs that may have formed

•

If clogs cannot be removed, replace the burner

FIG. 10

Calibration

Screw (A)

¼ Turn changes

temperature

18°F