SERVICING INSTRUCTIONS (continued)
WARNING
Electric Shock
Hazard
Disconnect Water-Max™
from electrical power before
removing any panel or
cover.
CAUTION:
SHOCK HAZARD
Removal of the top, front or
side panels results in
Exposed electrical circuits.
Setting the temperature
must be performed by a
qualified technician only.
Use care whenever working
around exposed electrical
circuits.
TOOLS REQUIRED:
Digital Thermometer
#2 Phillips Screwdriver
Small flat-blade screwdriver
11/32" Nut Driver
Container to hold fasteners
Needle Nose Pliers
POWER BOARD
Repair time not to exceed 1.0 hour (including calibration)
A. Preparation
1. Disconnect Water-Max™ from electrical power.
2. Shut off water supply to Water-Max™.
B. Removal
1. Remove front assembly (see page 28).
2. Note wiring connections. Disconnect wiring from board.
3. Remove 4 ea. 11/32" nuts from corners of power board.
Remove power board from unit.
C. Installation
1. Install new board. Note orientation. Mounting nuts should be snug,
but not over-tight.
2. Connect wires per drawing below. Be careful that inlet and outlet
water temperature thermocouples are properly connected.
3. Reinstall front cover assembly. Do not install support cover yet.
36