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Figure 20. Insert Cable to PC Board (On/O Models Only)
Figure 21. Lead HPPH Wiring (Inverter Model Only)
5. Press the FAN pad to confirm and quit the modification
code.
6. Press the POWER pad to exit.
7. The FOLLOWERS HPPH needs to have the water
setpoint adjusted to 104°F (40°C):
a. Press and HOLD (3-seconds) the LOCK pad to
light up the screen.
b. With the screen “unlocked” press the + pad to
raise the setpoint to 104°F (40°C).
Basic Lead Multiple HPPH Operation
FOR THE OPERATION OF RUNNING MULTIPLE HPPH
with a LEAD HPPH to control the follower HPPH.
The program on the LEAD HPPH & Followers needs to
be change for the operation of the single HPPH to control
the followers HPPH.
1. Press and HOLD (3-seconds) the LOCK pad to light
up the screen.
2. Press FAN and the + pad together for 5-seconds.
3. The CODE “PO” with the value of “0” will be evident
on the LCD display. (NOTE: these steps must be
performed in 3-seconds, or a restart in the programing
is required).
4. Press the FAN pad to enter the modification
code - press the + pad to change the code to "1".
(The value of the code will be flashing. The
modification code 1 – water temperature control
through terminals P1 & P2). See Figure 21.
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