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Troubleshooting V/S Blower Motor

Article ID: 751
Last updated: 25 Oct, 2024

York Package Unit: DNQ

Re: Troubleshooting Variable Speed Blower Motor

These package units use a 16-Pin Variable Speed Motor Control Module.


Pin Designation
1 24V Common
2 W1 
3 24V Common
4 DELAY Setting
5 COOL Setting
6 Y/Y1 
7 ADJUST Setting
8 CFM Out
9 O
10 HUM
11 HEAT Setting
12 24V
13 W2
14 Y2
15 G
16 CFM Out

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Article ID: 751
Last updated: 25 Oct, 2024
Revision: 5
Access: Public
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