Thanks for helping me on error code 42… duct static pressure.. first tech said he changed the filters..
. . The installer should pay particular attention to the words: NOTE, CAUTION, and WARNING. the unit will lock out. . . . . the circuit opened three times within a 1-hour window. .
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Your email address will not be published. The alarm indicates the dirty fi lter switch contacts have closed indicating the pressure drop across the fi lters is above the setting of the switch. . . This indicates the outdoor air humidity sensor is out of range. . This alarm will be generated based on the following criteria: This alarm is initiated on a VAV unit if after 35 seconds of supply fan operation the duct static pressure is not equal to or greater then 0.05” WC. . And check out this blog on how to troubleshoot a RTU Gas Regulator Intermittent Failure. . . . On the unit we checked all components, compressor, turbine, fans, switches, freon in the system, everything is in good condition.
. The fused disconnect is shown in the above photo. single package electric units (45 pages), Single package air conditioners and single package electric units 7-1/2 to 12-1/2 ton (380v, 3 phase, 60 hz) (44 pages), Single package air conditioners and single package gas/electric units 7-1/2, 10, 12-1/2 nominal tons 9.0 - 10.0 eer 380/415-3-50 (36 pages), Gf8 series clam tube - (80%) multi-position gas furnace (4 pages), 12 seer r-22 outdoor split-system air conditioning (8 pages), Single and multi-zone ductless system air conditioner or heat pump models: 16 & 22 seer (10 pages), Outdoor split-system air conditioning models: 13 seer - ccgd series 2 to 5 tons (6 pages), Outdoor split-system air conditioning (16 pages), 1.5 to 5 tons outdoor split-system air conditioning (12 pages), Outdoor split-system air conditioning (24 pages), High efficiency single package air conditioners and single package gas/electric units 6-1/2, 7-1/2, 8-1/2, 10 and 12-1/2 nominal tons 10.0-11.5 eer (48 pages), R-410a 2-stage outdoor Currently working on a York rooftop unit. Ive tried to jumper it out and still nothing. the circuit opened three times within a 1-hour window. For use as a cooling only unit, cooling unit with supple-mental electric heat or a forced air furnace.
complete unit. . . .
. The Unit Controller monitors this circuit anytime the supply fan is operative. If the fault reappears replace the Unit Controller. All the stages of heating have been on for 10 or more minutes. .
Also verify the VDC between the OUT and COM connection of the sensor.
the circuit opened three times within a 1-hour window. . View online or download York ZF060 Installation Manual.
The unit may also undergo a safety shutdown due to dirty air filters. . .
. Gas Heat Troubleshooting Guide. The alarm indicates the hydronic freeze stat switch has opened. Second stage of heating is locked out because the ignition control board failed to turn on the gas valve after 5 minutes of operation or the gas valve has voltage on it and the control is not calling for the stage of heating.
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This indicates the supply fan binary output is turned on and the supply fan overload circuit is open. . 6.5 - 12.5 ton
. | View our. To trouble shoot the sensor verify 24 VAC between terminals EXC and COM of the sensor. . . . . This indicates the unit cooling and heating operation is shut down because the unit is operating in a smoke purge mode. . . .
. . . I have a problem with the roof top device ARH-075-AB, code S661752173.
. If the low pressure switch for system 1, (compressors 1A, 1B), opens it will generate both a 09 and 10 alarm code. . . The above wiring diagrams can be seen in sharper detail in this York RTU installation_manual.Model DCE, DCG, DHE, DHG. .