Note: this is a control system which must be cleaned and maintained on a regular basis (see maintenance guide and record MGRG-1000).
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Installation, Operation and Maintenance Guide
G3600 Series Thermostatic Mixing Valves
METHOD #1: Required when hot water is to be circulated to a thermostatic mixing valve which is a substantial distance from the
hot water source.
G3600
G3650
• Cycle redundant thermostat valve by, limit stop (see page
2) and setting the primary thermostatic mixing valve to full
hot. (G3600 only)
• Open eye wash and check to be sure outlet temperature
does not climb above 90°F (32°C).
• Turn primary thermostatic valve to full cold and wait ten
seconds.
• Turn primary thermostatic valve to full hot and wait ten
seconds.
• Check to be sure outlet temperature does not climb above
90°F (32°C).
• Turn primary thermostatic mixing valve to full cold and wait
ten seconds.
• Set primary thermostatic mixing valve to the desired
temperature, adjust limit stop (see page 2) and close eye/face
wash.
This unit must be cycled each time the emergency equipment is checked. See ANSI Z358.1, Maintenance and Training section:
Note: The G3650 Redundant Thermostatic Mixing Valve has been
factory set at 85°F (29°C). This set point can be field adjusted with
a 3/8” wrench (see diagram). “Clockwise” direction will increase
temperature. Maximum set point is 90°F (32°C).
Adjustment Screw
Required Method of Piping G3600 & G3650 Valves
