Manual

Product Description
General description
The ACT-4 wireless is a potable hot water recirculation kit for use in new and
retrofit domestic hot water systems. The kit helps to:
• Improve comfort through instant hot water
• Save energy
• Conserve water
Parts included in kit
• Pump with a built-in timer
• 6 ft (1.8 m) power cord
• Under-sink mixing valve with transmitter/receiver
• Two 1.5V LR06 AA Batteries
• Valve mounting bracket
• Two screws
• Installation, Operation, and Maintenance Manual (IOM)
Additional parts needed for install
• (2) 3/8" Compression x 1/2" stainless steel
flex hoses
• (2) 1/2" x 1/2" stainless steel
flex hoses (optional)
• Hand tools including various wrenches and #0 and #2 Phillips Head
screwdrivers
• (1) 3/4" Isolation shut-off valve and associated adapters and nipples
(optional - if pump desired to be isolated for maintenance)
Verify the type of 1/2" connection that may be required for the stainless steel
flex hoses: Compression or NPT/IPS.
Operational
specifications
Operational limits
Pump and valve
Operating medium Water
Maximum working pressure 145 PSI (10 bar)
Minimum operating differential pressure (Valve) 1.6 PSI (0.11 bar)
Maximum water temperature 203°F (95°C)
Motor 115 V, 1 PH, 60 Hz, 20 Watts input, 0.3 Amps,
4800 RPM
Operating noise level 30 dB
Battery power 1.5 V each
Estimated battery life 2 Years
Maximum operating range 150 ft (45 m)
Product Description
6 Laing Thermotech ACT-4 wireless Potable Hot Water Recirculation Kit Instruction
Manual