Allied Air A97USMV Installation Instructions Manual page 38

Field Wiring for Non-Communicating Applications (continued)
* Connect W1 to W1 ONLY if using defrost tempering kit 67M41.
NOTE: Do NOT make a wire connection between the room thermolstat L terminal and the L terminal of the A97USMV
integrated control.
Table 12C
Page 38 of 74 Issue 1622 507028-03