Reznor ZQYRA Unit Installation Manual - Manual (Page 50)

Form I-ZQYRA P/N 260414R5, Page 50
--Alarm Help--
IF Fan starts:
1. Verify pressure switch wire integrity.
2. Verify contact closure on switch.
↓ More More Items
Page 7: (Shown only when SA Fan Fail is selected)
--Alarm Help--
3. See Paragraph 10.0 for more troubleshooting info.
4. Replace sensor.
5. Contact technical support: 800-695-1901
↓ Menu Top Returns to the top of the menu (Page 2)
Press the Esc button to go to page 1
Page 2: (Shown only when EA Fan Fail is selected)
--Alarm Help--
The Exhaust Air Fan is commanded “ON” but there is no status
from the pressure switch. "ON" status is shown with a closed
contact on DI-1.
↓ More More Items
Control Display Description
Page 3: (Shown only when EA Fan Fail is selected)
--Alarm Help--
First Reset Unit! If Fan does not start:
1. Verify "ON" command from the controller.
↓ More More Items
Page 4: (Shown only when EA Fan Fail is selected)
--Alarm Help--
2. Verify contactor is closed.
3. If OA Damper is installed, verify end switch is closed.
↓ More More Items
Page 5: (Shown only when EA Fan Fail is selected)
--Alarm Help--
4. See Paragraph 10.0 for more troubleshooting info.
5. Contact technical support: 800-695-1901
↓ More More Items
Page 6: (Shown only when EA Fan Fail is selected)
--Alarm Help--
IF Fan starts:
1. Verify pressure switch wire integrity.
2. Verify contact closure on switch.
↓ More More Items
Page 7: (Shown only when EA Fan Fail is selected)
--Alarm Help--
3. See Paragraph 10.0 for more trouble shooting info.
4. Replace sensor.
5. Contact technical support: 800-695-1901
↓ Menu Top Returns to the top of the menu (Page 2)
Press the Esc button to go to page 1
Page 2: (Shown only when HP General Alarm is selected)
--Alarm Help--
The HP Controller is sending a General alarm. The alarm is
monitored with a contact closure where a closure equals an
alarm condition.
↓ More More Items
Page 3:(Shown only when HP General Alarm is selected)
--Alarm Help--
1. Verify the alarm condition has occurred and note compressor
LED Code.
↓ More More Items
Page 4:(Shown only when HP General Alarm is selected)
--Alarm Help--
Flash Codes:
2 = High Compressor discharge temperature
↓ More More Items
Page 5: (Shown only when HP General Alarm is selected)
--Alarm Help--
Flash Codes:
3 = Compressor protector trip
4 = Locked Rotor Alert
5 = Demand Signal Loss
↓ More More Items
Page 6: (Shown only when HP General Alarm is selected)
--Alarm Help--
Flash Codes:
6 = Discharge Thermistor Fault
7 = Unloader Solenoid Valve Fault
↓ More More Items
Page 7: (Shown only when HP General Alarm is selected)
--Alarm Help--
Flash Codes:
8 = Compressor Contactor Fault
9 = Low 24VAC supply to controller
↓ More More Items
Page 8: (Shown only when HP General Alarm is selected)
--Alarm Help--
Flash Codes:
Solid = Compressor controller failure
2. If no alarm is at HP controller, verify wire integrity.
↓ More More Items
Page 9: (Shown only when HP General Alarm is selected)
--Alarm Help--
3. For additional troubleshooting data, see Paragraph 10.0.
↓ More More Items
Page 10: (Shown only when HP General Alarm is selected)
--Alarm Help--
4. Contact technical support: 800-695-1901
↓ Menu Top Returns to the top of the menu (Page 2)
Press the Esc button togo page 1
Page 2: (Shown only when Fan General Alarm is selected)
--Alarm Help--
The Fan Controller is sending a General Alarm. The alarm is
monitored with a contact closure. A closure equals an alarm
condition.
↓ More More Items
Page 3: (Shown only when Fan General Alarm is selected)
--Alarm Help--
1. Verify the alarm condition has occurred
↓ More More Items
Page 4: (Shown only when Fan General Alarm is selected)
--Alarm Help--
2. If no alarm is at Fan controller, verify wire integrity.
3. If there is an active alarm at Fan, see Paragraph 10.0 for more
troubleshooting info.
↓ More More Items
Page 5: (Shown only when Fan General Alarm is selected)
--Alarm Help--
5. Contact technical support: 800-695-1901
↓ Menu Top Returns to the top of the menu (Page 2)
Press the Esc button to go to page 1
Page 2: (Shown only when 4way Valve Fail is selected)
--Alarm Help--
The reversing valve alarm occurs when a request for a mode is
issued and the expected temperature change does not occur.
↓ More More Items
Page 3: (Shown only when 4way Valve Fail is selected)
--Alarm Help--
Heating Mode = There should be an increase in temperature.
Cooling Mode = There should be a decrease in temperature.
↓ More More Items
Page 4: (Shown only when 4way Valve Fail is selected)
--Alarm Help--
1. Verify valve wire intergrity.
2. Verify power at four way valve.
↓ More More Items
Page 5: (Shown only when 4way Valve Fail is selected)
--Alarm Help--
3. Verify valve operation in test mode
4. See Paragraph 10.0 for more troubleshooting info.
↓ More More Items
Page 6: (Shown only when 4way Valve Fail is selected)
--Alarm Help--
5. Contact technical support: 800-695-1901
↓ Menu Top Returns to the top of the menu (Page 2)
Press the Esc button to go to page 1
8.0 Controls
(cont’d)
8.5 Controller Display Menus (cont’d)
12. ALARM HELP MENU (cont’d)