Trouble shooting, Preventive maintenance (motor) – Prince Castle TX Series User Manual

Page 5

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DIAGNOSTIC TROUBLESHOOTING
1. When the platen temperature drops 24° or more

below the set point temperature the display will

switch from “RDY” to “LO” and remain at “LO” until

the platen temperature reaches it original set point

temperature.

2. If the display remains at “LO” for 30 minutes you

should do the following:
l Check For an Open Relay.

l Check For an Open Platen (11.8 Ohms)
l Check For an Open Probe (1000 Ohms)
If any of these parts have failed, they should be

replaced by an Authorized Prince Castle Service

Agent.

3. When the platen temperature reaches 36°or more

above the set point temperature, the display will

switch from “RDY” to “HI” and remain that way

until the temperature of the platen drops within

the original set point temperature.

5

TROUBLE SHOOTING

PROBLEM

CAUSE

SOLUTION

Unit will not heat up.

No power to unit.

Ensure power cord is connected to

proper Receptacle and the power inlet.

Inoperable power cord.

Replace power cord.

Loose connection on power switch.

Tighten power switch connections.

Inoperable power switch.

Replace power switch.

Unit heats up, but the

Loose motor connection.

Tighten motor connection.

conveyor does not run.

Inoperable motor.

Replace motor.

Stripped drive gear.

Replace drive gear.

Buns under or over done.

Check bun crush setting

Adjust for proper compression

Verify set point temperature.

Adjust set point for proper temperature.

Dirty Teflon Sheet.

Clean or Replace Teflon Sheet.

PROG

ACT

SET

L O

PROG

ACT

SET

H I

PREVENTIVE MAINTENANCE

(MOTOR)

4. If the display remains at “HI” for 30 minutes you

should do the following:
l Check For an Open Relay.

l Check For an Open Platen (11.8 Ohms)
l Check For an Open Probe (1000 Ohms)
If any of these parts have failed, they should be

replaced by an Authorized Prince Castle Service

Agent.

To extend the life of the motor have a factory

authorized technician add 2-3 drops of 3 in 1 oil

on a monthly basis. OIL HOLE

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