Roberts Gorden operation & service Service Manual Page 14

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ROBERTS GORDON
®
NRG CONTROL INSTALLATION, OPERATION AND SERVICE MANUAL
8 of 40
Figure 8: Sensor Mounting Plate - Warm Air
Figure 9: Remote Temperature Sensor - Radiant
Figure 10: Sports Hall Sensor
3.3.7 Pressure Switch
For CORAYVAC
®
systems only, a pressure switch is
required to prove operation of system fan.
This must be connected to input terminals as shown
on Page 10, Section 4.2 and Page 18, Section 4.14
to allow control to monitor correct operation of fan.
Control must also be configured to monitor pressure
switch. See Page 33, Section 5.6.3 and Page 34,
Ta b l e 1 .
Remote sensors must be fastened using
countersunk screws. Dome headed screws
will short out the board and result in failure
of the sensor.
Cover Screws
Circuit Board
Screws
Cable Entry
Cable
Connections
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