Rheem 325 II Series Service Instructions Manual page 63

5. Remove the heat pump module access panel.
6. Remove the screws retaining the heat pump module jacket top and lift the jacket top
clear.
7. Remove the condensate drain retaining saddle and disconnect the condensate drain
from the condensate tray.
8. Using a small screwdriver, gently pry out the black plug in the dress cover between the
fan grille and the LED label.
9. Remove the screw behind the plug and remove the dress cover.
10. Remove the screw directly above the fan grille retaining the outer jacket to the fan
shroud.
11. Remove the remaining screws retaining the outer jacket to the chassis of the heat
pump module.
12. On Solahart models, disconnect the LED cable from the controller.
13. Gently lift the jacket clear of the heat pump module chassis.
14. On Solahart models, gently release the LED cable from its fixings and withdraw the
cable as the outer jacket is removed and access becomes available.
15. Remove the handles, speed clips, LED panel and LED label (integrated LED on
Solahart models) if required.
16. Reassemble in reverse order of above. NOTE: The jacket is quite flexible, care should
be taken to ensure it does not kink during replacement.
Controller
1. Isolate power to the water heater.
2. For AquaMax storage tanks, remove the heat pump module. Follow steps 6 – 8 of the
„Heat Pump Module Removal‟ procedure on page 62.
3. Remove the storage tank upper electrical access cover and confirm with a multi-
meter across thermostat terminals 1 and 3 that voltage is not present.
4. Remove the heat pump module access panel and
disconnect the power wiring and tank sensor wiring
between the storage tank and heat pump module at the
controller (refer to the diagram opposite).
5. Disconnect all wiring plugs from the bottom of the
controller.
6. Remove the screw retaining the controller to the mounting
bracket, located underneath the controller.
7. Slide the complete controller up, at the same time as
applying outward pressure from behind the controller at the
top, in order to aid the controller in clearing the black
grommet (on the flexible hose opening) as it slides up.
8. Remove the complete controller from the heat pump
module.
9. Reassemble in reverse order of above.
TM077: 325 & 410 Series II Heat Pump Service Instructions
Rev 00: Issued April 2014
This document is stored and maintained electronically by Service. All printed copies are deemed uncontrolled.
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