CleaverBrooks WB, Owner'S Operation And Maintenance Manual

Page: 25 / 36

750-136
Model WB Electric Boiler Manual 4-3
4.1 — Initial Startup
FIGURE 4-2.
Adjustments (On - Off Control)
Remove On-Off Temperature Control cover to adjust for:
Two-Stage Heat
1.
Set ST1 and ST2 switches to HEAT.
2.
Set interstage (INTER) and differential (DIFF1, DIFF2) to desired settings.
3.
Position the setpoint knob at the setting for stage 1.
After making adjustments, replace the On-Off Temperature Control cover.