Groen BPM-15G, Operator'S Manual

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16 OM-BPM/BPP-G
Troubleshooting
Your braising pan will operate smoothly and efficiently if properly maintained. However, the following is a list of checks to make in
the event of a problem. If the actions suggested do not solve the problem, call your qualified Service Representative. If an item on
the list is followed by X, the work should only be performed by a qualified service representative.
SYMPTOM WHO
WHAT TO CHECK (X indicates work that should only be performed by a qualified service representative)
Display not lit
(Advanced only)
User a. That power supply is on.
Authorized
Service Rep Only
b. Fuses, accessible by removing caps on the side of the control box.
c. For loose or broken wires or damaged RTD probe. X
d. Temperature controller functioning, by listening for a click when the switch opens or closes
and verifying LEDs on back of board. X
PROB in display
(Advanced only)
Authorized
Service Rep Only
a. For loose or broken wires or damaged/failed RTD probe. X
b. PCB board malfunction/failure
HI in display
(Advanced only)
Authorized
Service Rep Only
a. For loose or broken wires or damaged/failed RTD probe. X
b. PCB board malfunction/failure
Pan is hard to tilt
(Manual Tilt Models)
Authorized
Service Rep Only
a. Gears or foreign materials, lubrication, and alignment. X
b. Broken tilt or worm gears. X
Burners will not light User a. That the main gas supply valve is open (handle is in line with the gas pipe)
b. Gas supply to the braising pan is at specified pressure.
c. That the pan body is horizontal.
Authorized
Service Rep Only
d. Temperature controller operation. The contacts should click when the dial is rotated to
settings above and below the temperature of the pan. X
Pan continues to heat
after it reaches
desired temperature
User a. Temperature controller dial setting and display.
Authorized
Service Rep Only
b. Temperature controller calibration and offsets. X
c. Temperature controller operation. The thermostat should click when the dial is rotated to
settings above and below the temperature of the pan. X
Pan stops heating
before reaching
desired
temperature
User a. Temperature controller dial setting and display.
Authorized
Service Rep Only
b. Temperature controller calibration and offsets. X
c. Temperature controller operation. The contacts should click when the dial is rotated to
settings above and below the temperature of the pan. X
Pan heats unevenly User a. That the pan body is horizontal.
b. That the pan is preheated properly in accordance with the instructions in the Operation
section of this manual.
System does not
produce a spark
Authorized
Service Rep Only
a. Controller and ensure that it is energized X
b. AC voltage between terminals on secondary side of transformer. If it is not 24 Volt, replace
the transformer X
c. That the high tension cable is in good condition. If cracked or brittle, replace. X
d. Pilot electric ceramic for crack or break. X
e. Pilot spark gap. Regap. X
Spark is present but
the pilot will not light
Authorized
Service Rep Only
a. That the pilot valve is securely connected to terminals. X
b. For 24 VAC at terminals PV and to ground. If 24V is not present, replace the ignition control
module. X
c. That gas pressure is at least 3.5” W.C.(8.7millibars). X
d. For gas at the pilot. If it is not flowing:
(1) Check the pilot gas line for kinks and obstructions. X
(2) Clean orifice, if necessary. X
(3) Check solenoid operation pilot valve on gas valve. Repair or replace as necessary. X
e. That the pilot spark gap is located in the pilot gas stream. If not, adjust or replace the pilot
burner. X
f. For drafts. Shield the pilot burner, if necessary. X
WARNING
ELECTRICAL POWER MUST BE SHUT OFF BEFORE WORK IS DONE ON INTERNAL COMPONENTS. USE OF ANY REPLACEMENT PARTS OTHER THAN THOSE
SUPPLIED BY THE MANUFACTURER OR THEIR AUTHORIZED DISTRIBUTOR CAN CAUSE INJURY TO THE OPERATOR AND DAMAGE TO THE EQUIPMENT AND
WILL VOID ALL WARRANTIES. SERVICE PERFORMED BY OTHER THAN FACTORY-AUTHORIZED PERSONNEL WILL VOID ALL WARRANTIES.