Service Manual

Generic Parts List
Item Description
1 T&P Relief Valve.
2 Nipple Plastisert.
3 Hot Water Outlet Nipple.
4 Magnesium Anode.
5 Nipple Galvanized.
6 Pipe Tee Galvanized.
7 Combination T&P Gage (optional).
8 High Pressure Switch (optional).
9 Low Pressure Switch (optional).
10 Screw.
11 Immersion Thermostat.
12 Thermostat Dial.
13 Hex Nut.
14 Lock Washer.
15 Screw.
16 High Limit Spacer.
17 High Limit Switch.
18 Cleanout Access Cover.
19 Cleanout Cover Screw.
20 Cleanout Cover.
21 Cleanout Gasket.
22 Brass Drain Valve.
23 Finish Flange.
24 Extender.
25 Alarm Horn Relay (optional).
26 Alarm Horn (optional).
27 Heating Element Gasket.
28 Heating Element.
29 Heating Element Plug.
30 Low Water Switch (optional).
Item Description
31 Low Water Switch (optional).
32 Electrical Door Lock (optional).
33 Control Box Door.
34 Control Box.
35 Knockout Plate.
36 Louver Plate.
37 Contactor 2 Pole.
38 Contactor 3 Pole.
39 Contactor 4 Pole.
40 Screw.
41 Terminal Block “A”.
42 Terminal Block End “A”.
43 Terminal Block 2 Pole.
44 Terminal Block 3 Pole.
45 Screw.
46 Fuse Block 2 Pole Class G.
47 Fuse Block 3 Pole Class G.
48 Fuse Block 2 Pole Class T.
49 Fuse Block 3 Pole Class T.
51 Terminal Strip 2 post.
52 Fuse Class G.
53 Fuse Class T.
54 Ground Lug Large.
55 Ground Lug Small.
56 Screw.
57 Control Circuit Transformer.
58 Control Circuit Transformer (600 Volt).
59 Time Delay Sequencer.
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Glossary of Terms
Term Definition Unit of measure
Voltage - Electrical potential Volts
Current- Rate of voltage flow Amperes (amp)
Resistance- Ability of a device to dissipate Ohms
power irreversibly
Energy- Ability to do work kW/hr, Joule
Power- Energy per unit of time Watts, kW, VA
One kilowatt (1kW) = 1,000 Watts. = 3,412 BTU BTUH = British thermal units per hour
DC = Direct Current PSI = Pounds per square inch
AC = Alternating Current GPM = Gallons per minute
Hz = Hertz GPH = Gallons per hour
ECO = Energy cut off
°F = Degrees Fahrenheit NPT = National pipe thread
°C = Degree Centigrade ASME = American Society of Mechanical Engineers
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