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SECTION 16: REMOVAL AND REPLACEMENT PARTS
39
16.5 Pressure Switch
Pull off 3 way connector. Spring open plastic clips of
mounting cradle. Replace with correct type of
pressure switch for model. The pressure switches
are colour coded for each pressure setting.
Carbon Monoxide Hazard
Use correct pressure switch specified for each model.
Use of incorrect pressure switch could cause unsafe
condition.
Failure to follow these instructions can result in
death or serious injury.
WARNING
Carry out a commission after working on or
changing a pressure switch.
See Page 24, Section
11.
Pressure
Switch
CTU-22 CTU-30 CTU-35 CTU-40 CTU-50 CTU-60 CTU-75 CTU-90 CTU-100 CTU-115
RG P/N 90439801 90439810 90439804 90439803 90439810 90439802 90439811 90439807 90439811 90439807
Colour
Code
pink grey white grey grey yellow grey brown grey brown
Set Point
mbar
0.57 0.92 1. 1 7 1. 02 0.87 0.80 1.79 1. 69 1.7 9 1. 69
in wc 0.23 0.37 0.47 0.41 0.35 0.32 0.72 0.68 0.72 0.68