CAUTION: DISCONNECT POWER BEFORE ATTEMPTING ANY ELECTRICAL REPAIRS.
IF WATER FAILS TO HEAT:
1. Check line fuse or circuit breaker. Replace or reset if necessary.
2. Make sure thermostat is in ON position. If thermostat pilot light does not come on, replace thermostat. (Refer to
instructions below.) If pilot light is on, measure continuity between terminals l and 2 of thermostat, and between terminals 3
and 4. If a resistance is measured, replace thermostat.
3. If thermostat is okay, check wiring and repair if necessary: if wiring is okay, check heater resistance; if high or infinite,
replace as follows:
REPLACING HEATER:
1. Shut off power and disconnect water supply at elbow. Drain urn.
2. Remove one coffee gauge glass, faucet, shank, and liner.
3. Tilt urn and disconnect wires to heater.
4. Remove socket head screw and heater flange and lift heater out.
5. Install new heater and reassemble urn.
6. Repeat priming instructions on page 2. CAUTION: DO NOT TURN ON THERMOSTAT UNTIL URN IS PRIMED.
REPLACING THERMOSTAT (All Models):
Thermostat is located in side box of urn. Lift off side box door to gain access to thermostat; then follow instructions above.
1. Shut off power, disconnect water supply, and drain urn by opening hot water faucet. When faucet stops running you are
ready to remove the thermostat bulb.
2. Remove thermostat knob and two screws holding thermostat in place.
3. Disconnect wires from thermostat.
4. Pull out thermostat bulb.
5. Install new thermostat, push in the new thermostat bulb. Tighten compression nut on thermostat fitting to prevent leaking
6. Repeat priming instructions. CAUTION: DO NOT TURN ON THERMOSTAT UNTIL URN IS PRIMED.
IF WATER FROM COLD WATER SUPPLY LINE DOES NOT ENTER URN:
1. Check water supply to external shut-off valve.
2. Check fuse on rear of side box and replace if necessary.
3. If water supply and fuse are okay, remove fuse and lift off side box door. exposing terminal block and electrical wiring.
4. Check dual probe liquid level controller. (see component tests)
REPLACING SOLENOID:
1. Shut off water supply, remove fuse, and lift off side box door.
2. Disconnect wires from solenoid: then remove flare nut and unscrew solenoid valve from bracket.
3. Install new solenoid and reinstall fuse and side box door.
4. If necessary, follow priming instructions.
(24 paginas)
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