Owner manual

IOM-148
17
key wrench until fi rmly tight. NOTE: Ensure
that cover plate (13) is shouldered properly
into position on back side.
20A. Units (AA, BA) with Model 73N-B or without
positioner:
a. Insert rolled spring pin (51) into indicator
spacer (17). Pin (51) will protrude ap-
prox i mate ly 1/16" (1.5 mm).
b. Position travel indicator (16) onto end of
shaft (Ranger (7), Premier (3.2)) impaling
over pro trud ing spring pin (51) and align ing
with shaft-end tapped opening with hole
in travel in di ca tor (16). Align lock-tooth
washer (55) on spacer (17) and secure
trav el in di ca tor (16) to shaft (Rang er (7),
Pre mier (3.2)) with cap screw (32) using
a 7/32" allen key wrench until fi rmly tight.
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Figure 13:
ATO-FC (Reverse) Action
ATC-FO (Direct) Action
c. Position travel indicator dial (15) onto
cover plate (13) properly oriented.
d. Position clear plastic dial lens (14) over
in di ca tor dial (15), aligning bolt holes of
lens (14), dial (15) and cover plate (13).
e. Secure lens (14) and dial (15) to cover
plate (13) by engaging the two socket
head cap screws (31) using a 3/16" al-
len key wrench and tighten fi rmly; do not
over-tighten and crack plastic lens (14).
20B. Units (AA, BA) with Models 9540R or 991 or
PS2 positioners: Reference the IOM-9540R
or 991 or PS2 for proper instructions on re-
in stal la tion of positioner ((PA)) assembly to
shaft-end.
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