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Rheem RSNM SERIES User Manual

Rheem RSNM SERIES
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17
XII. PRE-START CHECK
1. Is unit properly located and level?
2. Is ductwork insulated, weatherproofed, with proper spacing to combustible materi-
als?
3. Is air free to travel to and from outdoor coil? (See Figure 1.)
4. Is the wiring correct, tight, and according to unit wiring diagram?
5. Is unit grounded?
6. Are field supplied air filters in place and clean?
7. Do the outdoor fan and indoor blower turn freely without rubbing, and are they tight
on the motor shafts?
XIII. STARTUP
1. Turn thermostat to “OFF,” turn “on” power supply at disconnect switch.
2. Turn temperature setting as high as it will go.
3. Turn fan switch to “ON.”
4. Indoor blower should run. Be sure it is running in the right direction.
5. Turn fan switch to “AUTO.” Turn system switch to “COOL” and turn temperature set-
ting below room temperature. Unit should run in cooling mode.
6. Is outdoor fan operating correctly in the right direction?
7. Is compressor running correctly.
8. Turn thermostat system switch to “HEAT. Unit should stop. Wait 5 minutes, then
raise temperature setting to above room temperature. After about 30 to 50 seconds
auxiliary heaters, if installed, should come on.
9. Check the refrigerant charge using the instructions located on control box cover.
Replace service port caps. Service port cores are for system access only and will
leak if not tightly capped.
10 Turn thermostat system switch to proper mode “HEAT” or “COOl” and set thermostat
to proper temperature setting. Record the following after the unit has run some time.
A. Operating Mode _______________________________
B. Discharge Pressure (High) ___________________PSIG
C. Vapor Pressure at Compressor (Low) __________PSIG
D. Vapor Line Temperature at Compressor __________°F.
E. Indoor Dry Bulb______________________________°F.
F. Indoor Wet Bulb _____________________________°F.
G.Outdoor Dry Bulb ____________________________°F.
H. Outdoor Wet Bulb ____________________________°F.
I. Voltage at Contactor ________________________Volts
FIGURE 6
VOLTAGE CONNECTIONS DIAGRAMS STANDARD CONTROL WIRING
THERMOSTAT
SUB-BASE
UNIT CONTROLS
WIRE PIGTAILS
R
RED
BLACK/WHITE
BLACK/GREEN
YELLOW
BROWN
W
G
Y
X
W
G

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Rheem RSNM SERIES Specifications

General IconGeneral
BrandRheem
ModelRSNM SERIES
CategoryAir Conditioner
LanguageEnglish

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