Nortek R6GF Series, Руководство по установке

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Table 7. Ignition / Blower Control Diagnostic Codes
SYSTEM STATUS - IGNITION
LED STATUS
(RED)
Power On (Normal Operation) ON
High Limit Circuit Open 1 Flash
Pressure Switch Open with Inducer On 2 Flashes
Pressure Switch Closed with Inducer Off 3 Flashes
Failed Ignition (5 attempts) - Control in 1 Hour
Lockout
4 Flashes
208-230 Volt Polarity Issue 5 Flashes
Excess High limit trips (5) within one call for heat 6 Flashes
Excess pressure switch cycles (5) within one call
for heat
7 Flashes
Excess flame dropouts (5) within one call for heat 8 Flashes
Not Used 9 Flashes
Flame present with gas valve Off 10 Flashes
SYSTEM STATUS - 2ND STAGE HEAT DEMAND
LED STATUS
(GREEN)
No demand for 2nd stage heat OFF
2nd stage heat demand (Normal operation) ON
2nd stage heat demand, high pressure switch not
closed
Flashing
SYSTEM STATUS - HI/LO DEHUMIDIFY
(COOLING MODE ONLY)
LED STATUS
(GREEN)
Factory jumper wire “R” to “DEHUM” in place or
“Close on Fall” humidistat (Low humidity) - Closed
ON
Humidistat open (High Humidity) Low Speed Blower
call
OFF
SYSTEM STATUS - CFM
LED STATUS
(YELLOW)
NOT USED OFF
automatically opens and regulates the gas pressure in the
manifold. See
Figure 8 (page 18)
.
Over-Temperature Limit Control - The over-temperature limit
control prevents the air temperature leaving the unit from
exceeding the maximum outlet air temperature. If the limit
opens, the integrated control diagnostic will flash one time.
The circulating air blower will continue to operate while the
over-temperature limit control is open.
TROUBLESHOOTING
If the unit does not operate in the cooling mode, check the
following:
• The thermostat is operating properly
• Electrical power to the unit is turned on
• The filters are not dirty
• The service doors are in place
• The 5 amp fuse is operational
If the unit does not operate in the heating mode, check the
following:
• The thermostat is operating properly
• Electrical power to the unit is turned on
• The filters are not dirty
• The gas is turned on and the manual shut-off valve is open
• The service doors are in place
• The flame roll-out control is closed
• The diagnostic codes listed in
Table 7 or the units wiring
diagrams: Figure 13 (page 28) & Figure 14 (page 29) .
• The 5 amp fuse is operational