Keating Of Chicago MG-4 User Manual download pdf (Page 8)

V SERVICE DIAGNOSIS

 On constant pilot models, the pilot light will be

between 3/8" to 1/2" high and burn clear blue. The

constant pilot consumes about 180 BTU/hr. of gas and

is used to ignite the burners.

A. Trouble Shooting

The following diagnosis is only to be used as a guide to

qualified service personnel. Keating recommends that

you use a qualified service company. Call 1-800-

KEATING if you need assistance in locating a qualified

service company.

VII PARTS LISTS

ORDERING PARTS

Parts may be ordered by part number by calling Keating

at 1-800-KEATING or your service company. You may

also order on-line at Keating’s part store,

www.keatingofchicago.com

Refer to the Keating Hot Plate Limited Warranty for

complete service and ordering information.

The model/serial plate is located on the front of the

control panel. The serial and model numbers are

necessary when ordering.

WARNING AND OPERATING

PLATES

All warning and operating plates on the Keating Hot

Plate should be in a place at all times. If plates are

damaged or lost, replace them immediately.

PROBLEM PROBABLE CAUSE SOLUTION

Constant pilot won’t light. a. Gas isn’t turned on. a. Turn gas valve on. If using flexible

connector with quick disconnect, make

sure that the quick disconnect is

completely engaged.

b. Clogged constant pilot orifice. b. Clean the pilot orifice.

Delayed ignition. a. Low gas supply or pressure. a. Verify size of incoming gas line to

equipment and check gas pressure.

b. Low pilot flame height. b. Adjust pilot flame height. Use a qualified

service company.

Flames are too high. a. Gas valve (infinite control) set a. Turn valve counterclockwise to decrease

too high. gas flow.

b. Excessive gas supply or pressure. b. Check to see if an inline regulator is

present in the main gas line. Have a

qualified service person adjust it and

check orifices to ensure proper sizes. If

an inline regulator is not present, have

one installed.

c. Exhaust problems. c. Contact your HVAC representative.

Flames are low or come a. Gas valve (infinite control) set a. Turn valve clockwise to increase gas

out of burner air shutter too low. flow.

b. Low gas supply or pressure. b. Verify size of incoming gas line to

equipment and check gas pressure.

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Keating Of Chicago MG-4 User Manual Page 8

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