5 pressure switch, Warning – Roberts Gorden UHA SERIES 200 User Manual
Page 41

SECTION 14: R
EPLACEMENT
P
ARTS
35
14.5 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 color coded for each pressure setting.
Carbon Monoxide Hazard
Use correct pressure switch specified for each model.
Use of incorrect pressure switch or disabling
pressure switch circuit 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 19, Section
10.
Pressure Switch
UHA[S]
150 - 175
UHA[S]
200 - 225
UHA[S]
250
UHA[S]
300 - 350
UHA[S]
400
P/N
90439802
90439808
90439803
90439807
90439808
Color Code
yellow
orange
gray
brown
orange
Set Point in. w.c.
.32
.79
.41
.68
.79