American Metal Ware 74110, Инструкция по установке, эксплуатации и обслуживанию

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a. Place alignment mark on liner ring and urn top.
b. Remove screws at top, fastening liner ring to urn body (if supplied).
c. Insert 1/4
″
x 1-1/2
″
x approximately 15
″
long flat bar stock into slot in liner drain nut at bottom.
d. With wrench applied to bar stock, unscrew drain nut counter clockwise-remove drain nut.
e. Tap inside of liner near bottom with clenched fist or rubber mallet, to loosen. Lift liner out of urn; save
silicone rubber washer for resealing connection.
5. Disconnect wiring from heater terminals.
*
IF END MOUNTED HEATER, PROCEED AS FOLLOWS: Figure 17
6. Using end wrench or socket wrench, remove outside locknut from bulkhead fitting.
7. Remove all three heating elements through inside of urn.
8. Install three new heaters from inside of urn. It may be necessary to bend replacement heaters slightly to avoid
interference with heat exchange coil or liner.
9. Tighten locknut securely.
10. Reconnect wires to terminal and reverse Steps 1 through 4, being sure to place silicone rubber washer
between liner elbow fitting and bottom of liner.
Control Circuit Transformer - Part Number 515043
1. Shut off power to urn.
2. Remove access cover from control housing.
3. Disconnect wiring from transformer.
4. Remove transformer fastening screws.
5. Replace transformer; check primary wiring against instructions on transformer for voltage being used.
6. Reconnect leads per schematic in Technical Manual or on Nameplate.
7. Replace access cover and turn on power.
Electric Contactor - Figure 18
1. Shut off power to urn.
2. Remove access cover from control housing.
3. Disconnect all power cables and 120 volt coil wiring.
4. Remove contactor fastening screws; remove contactor.
5. Install new contactor.
6. Reconnect 120 volt to coil and power cables to clamp type connections on contactor (all power cable con-
nections to be tightened down securely).
7. Replace access cover to control housing.
8. Turn on power to urn.
Solenoid Valve - Brew/Refill Water - Pan Number 505023 - Figure 19
Regulator - Water - Part Number 505021
*
This type heater commences with serial number 972-683.
S6161-JB-FSE-010
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