M920 & M920W pH/Dual ORP Controller Owner's Manual
II. Installation
A. Setup (Installation video available at ipscontrollers.com)
1. Turn off all peripheral equipment such as heaters, chemical feeders,
and pumps.
2. Relieve pressure from the filtration system.
B. Tools
1. Cordless drill
2. 1/4" NPT Tap
3. 7/16" drill bit
4. 1/4" or 3/8" drill bit for Temp Sensor (optional)
5. Masonry drill bit and anchors, or other appropriate fasteners
6. 13/16" wrench or channel-lock pliers
C. Procedure
1. Location
a. Wall area with easy access
b. Within 8 feet of feeder
c. At least 10 feet from water edge
d. Close proximity to time clock
e. Within 6 feet of GFCI power source
2. Mounting
a. Controller and flow cell are factory-mounted to ABS board for
your convenience.
b. Securely mount ABS mounting board with M920 controller and
flow cell on wall (vertical installation).
c. If applicable, securely attach the peristaltic pumps to the
optional larger ABS mounting board with the provided
hardware.
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