GMC 1976 ZEO 6083 Maintenance Manual page 811

Figure 39-Control Assembly Location
9. Connect heater pre-heat hoses and secure with
clamps .
10 . Install shelf liner, door frame and sliding
doors.
11 . Close water heater drain valve .
12 . Turn on water pump allow heater tank to fill .
Open a hot water faucet to check if tank is filled .
13 . Check for leaks.
Figure 40-Removing Heater Element
LIVING AREA WATER SYSTEM 24J- 21
REMOVAL
Figure 41-Installing Heater Element
14 . Turn on heater switch and check for hot wa-
ter after approximately 15 minutes . Be sure vehicle
is connected to 120-volt AC source by running Mo-
tor Generator or external power connection .
TYPE 2 WATER HEATER
(FIGURE 42)
1 . Turn off water heater switch and water pump
switch .
2. Open drain valve and allow water heater to
drain.
HOT WATER LINE
ELECTRICAL CONDUIT
-SAFETY VALVE ~~
~ ;1,
LOCATION OF RESET BUTTON
Figure 42-Type 2 Water Heater