Great Plains YP1625 Installation Instructions - Manual (Page 4)

Great Plains Mfg., Inc.
4 Fan Sensor Kit
168-045M 10/09/2006
Sensor Installation (Cylindrical Cage Fan Screens Only)
Remove Screen and Sensor Bracket
Refer to Figure 5.
The screen cage has a flat end cap screen
➃
and cylin-
drical body screen. Although the illustration depicts cage
removal, it is usually only necessary to remove the cap.
4. Remove and save the end cap screws
➄
. Keep
these separate from the bracket screws removed in
the next step, as they may not be identical (or have
washers).
5. Remove and save the two 1 ⁄ 4 -20x 3 ⁄ 4 in screws and
fender washers retaining the sensor bracket. The old
bracket and sensor
➅
are not re-used, and may be
discarded.
Install New Sensor
Refer to Figure 6.
6. Mount new sensor/bracket assembly
➆
with sensor
toward fan, and cable away from fan.
7. Adjust sensor position for 1 ⁄ 8 inch. clearance between
tip of sensor and magnet on fan disc. Rotate disc
slowly by hand to verify clearance.
8. Tighten one or both nuts to lock-in final sensor place-
ment.
9. Re-install screws and washers retaining sensor
bracket.
Re-Install Fan Screen
10. {step not required for cage screens}
11. {step not required for cage screens}
12. Route the sensor cable through the existing hole
used by the old cable.
13. {step not required for cage screens}
14. {step not required for cage screens}
15. Re-attach screen cap and tighten screws.
Figure 5
Cage Screen Case:
Remove Old Sensor
25115
➄
➅
➃
Figure 6
Cage Screen Case:
Install New Sensor
25116
➆