Bunn FMD-2, FMD-1 service manual TROUBLESHOOTING cont, Problem, Probable Cause, Remedy

TROUBLESHOOTING (cont.)

PROBLEM

Product will not dispense (cont.)

PROBABLE CAUSE	REMEDY
5. Solenoid Valve (Inlet)	Refer to Service - Solenoid Valve
	(Inlet) for testing procedures. See
	page 35

6.A) Level Control Board and Probe - FMD-1

B)Control Board and Probe - FMD-

2

7.A) Auger Drive - FMD-1

B) Auger Drive - FMD-2

8.Water Strainer

9.Lime build-up

CAUTION - Tank and tank compo- nents should be delimed regularly depending on local water conditions. Excessive mineral build-up on stain- less steel surfaces can initiate corro- sive reactions resulting in serious leaks.

Refer to Service - Level Control Board and Probe for testing procedures. See page 29

Refer to Service - Control Board and Probe for testing procedures. See page 19

Refer to Service - Auger Drive. See page 13

Refer to Service - Auger Drive. See Page 15

(A)Direction of flow arrow must be pointing towards dispenser.

(B)Remove the strainer and check for obstructions. Clear or replace.

Inspect the tank assembly for exces- sive lime deposits. Delime as re- quired.

Water is not hot

10. Transformer - FMD-2		Refer to Service - Transformer for
		testing procedures. See page 38
1.	Limit Thermostat	Refer to Service - Limit Thermostat
CAUTION - Do not eliminate or by-		for testing procedures. See page 31
pass limit thermostat. Use only BOM
replacement part #29329.1000
2.	Control Thermostat	Refer to Service - Control Thermo-
		stat for testing procedures. See page
3.	Tank Heater	18
		Refer to Service - Tank Heater for
		testing procedures. See page 36

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