Rheem RTGH-RH11DV Service Manual

26
Model
SAPS70F:AirPressureSwitch
CheckPoint
(CircuitBoard)
CN11
Function
Thepartforpreventingthein󰘱owofexhaustgas,whenexhaustventandexhaust
passageareblockedbycondensate.
FailureEvent
①Combustionnoiseisgenerated.
②Imperfectandlifting󰘱ameoccurs.
E󰘯ects
Carbonmonoxideexceedingthereferenceisdischarged.Theapplianceisnotworking.
ErrorCode
Er 29
Diagnostic
①ChecktheconnectionaroundtheAirPressureSwitch.
②Checkthehoseforblockageorbending.
③Checkthecondensatepassage.
④CheckvoltagerangeofAirPressureSwitch.
Color/WireNumber Airpressureswitch(blue/blue):connector⑤,⑬
Chapter2ComponentsDescription
1
2
3
4
5
6
9
10
11
12 13
7
14 15
8
16

Rheem RTGH-RH11DV Specifications

General

Type	Tankless
Fuel Type	Natural Gas
Maximum Flow Rate	11 GPM
Energy Factor	0.82
Warranty	12 years
Inlet Water Temperature Range	40-90°F
Voltage	120 V
Ignition Type	Electronic
Venting	Direct Vent
Gas Connection	3/4 inch
Water Connection	3/4 inch
Temperature Adjustment Range	98°F to 140°F