Elkay EFHA8 Installation Instructions

Hot Tank Installation Instructions

18
10
1
14
9
1. Disconnect electrical power to the water cooler, hot tank and shut off water supply to the unit.
2. Remove the necessary panel(s) to gain access to the hot tank. Move hot tank switch to the OFF Position (if equipped).
SEE ADDITIONAL INSTRUCTIONS ON SHEET 3 IF YOUR MODEL HAS AN ON/OFF SWITCH.
3. Drain the hot tank by removing the drain plug from the bottom of the tank.
4. Remove old hot valve assembly from basin. DO NOT use old hot valve assembly with new hot tank.
5. Disconnect the wiring from the old hot tank and remove wire from hot tank to switch (jumper wire).
6 Remove the old hot tank from the unit. Unit may need to be pulled away from wall to remove the hot tank.
7. Remove new hot tank from packaging. Take the clear vinyl tubing and push it onto the barbed fitting on the top right side of the tank
and clamp in place. Take the silicone tubing and push it onto the larger barbed fitting on the top of the tank. Install the new hot tank
onto mounting bracket (Item 8) per Fig. 2 using two screws (Item 11) to secure it. Then install that assembly into the unit as per Fig. 1
using four screws (Item 10) to secure it in place.
8. Install new hot valve body (Item 5) into basin through exsisting hole, use nut to secure in place. Attach Valve Cap (N/S),
Tee Nut (N/S), Handle (Item 4), Gooseneck (Item 3), Secure goose neck with Set Screw (N/S) and tighen, & Shroud (Item 2) to hot
valve body. Route the hot valve tubes to the hot tank as shown in Fig. 2, using the gray quick connect fitting (Item 12) for the water to
hot tank tube (This snap connect fitting (Item 13) mates up the blue poly tubing (Item 6). Install snap connect fitting to top left side tube
of hot tank. Mate up the silicone tubing to the hot water line (5/16" Dia. copper tube) from the valve using a hose clamp. Install quick
connect tee (Item 7) per Fig. 2. To insert tubing, push straight into fitting until it reaches a positive stop, approximately 3/4". To remove
tubing from fitting, relieve water pressure and push in on gray collar while pulling on tubing. Mate the clear vinyl vent tube from hot
tank to the valve vent tube (short 3/16" Dia. tube).
9. Place the unit back into position and reconnect water and drain lines.
10. Turn on the water supply and fill the hot tank with water by depressing the hot tank valve lever (Item 9). CHECK FOR LEAKS.
* CAUTION * - Do not turn on hot tank without completely filling with water. FAILURE to do so will result in hot tank damage.
11. Plug hot tank and unit in, making sure the compressor and fan run and the hot tank produces hot water.
12. Replace panels.
EFHA8
FIG. 1

HOT TANK REPLACEMENT INSTRUCTIONS

PAGE 1
5 (SEE FIG.3)
SEE FIG. 2
HOT TANK ON/OFF
TEMPERATURE
CONTROL KNOB
98308C (8/06)