Airmax MaxAir 100e P2, Design, Installation And Maintenance Instructions

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Page 41
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3 zone panel troubleshooting steps
Step Action Check(s)
1 Turn off power to zone panel and remove cover.
2 Verify E-Heat switch is in off position, and DIP switches are set
properly.The zone panel will not cool if E-Heat is switched on. J
3 Ensure supply temp sensor is wired to terminals SA1 and SA2.
Dampers will not close and the zone panel will not stage if the SAS is
missing or damaged D
4 Ensure no zones are calling by turning all thermostats off.
5 Apply 24 VAC Power to the 140303 3 Zone panel.
6 Verify green power LED near 24 VAC Terminals is lit. A
7 Verify green heartbeat LED in middle of panel is pulsing. A-B-H-K
8 Verify all 3 zone LED's near damper terminals are green. A-B-C
9 Verify Supply temp display shows current plenum temperature. D
10 Switch zone 1 thermostat to heat mode, and call for heat in zone 1.
11 Verify zone 1 damper LED stays green (open) and zone 2 and 3
damper LEDs change to red (closed). E-F
12 Verify heating system is operating, air is moving out zone 1 vents, and
zone 2 and 3 vents have minimal airflow. F-G
13 Verify supply temp display measures heat change in supply air. Switch
zone 2 thermostat to heat mode, and call for heat in zone 2 by raising
set temperature above room temperature. D
14 Verify zone 1 damper LED stays green (open) and zone 2 damper LED
changes to green (open). E
15 Verify heating system is operating and air is moving out into zone 1
and zone 2. E-F-G
16 If installed, switch zone 3 thermostat to heat mode, and call for heat in
zone 3.
17 Verify air is now flowing to zone 3. E-F-G
18 Return zone 1 thermostat to the off position. Verify zone 1 damper LED
turns red and zone 2 and 3 damper LEDs stay green. E-F-G
19 Verify heating system is operating, air is moving out zone 2 and 3
vents, and zone 1 vents have minimal airflow. E-F-G
20 Return zone 2 and 3 thermostats to the off position. Verify system fan
shuts off at the end of purge cycle. H
21 Verify all zone LED's near damper terminals are green. E-F-G-H
22 If the outside temperature is acceptable, repeat the above steps in