20
MAINTENANCE (
Continued
)
(Dwg. TP2162b)
Transducer Installation
1. Insert Transducer Assembly (32) into the Motor
Housing Assembly, wire end first, guiding
Transducer's connector out through the cavity found at
end of Motor Housing Assembly's long outer groove.
2. Carefully pull Transducer's connector and wiring
through cavity of Motor Housing Assembly.
3. Align and engage Transducer's gear teeth with the gear
teeth located inside the end of the Motor Housing
Assembly. Be certain that the Transducer wire exits the
Transducer directly over the access cavity through
which the wire was fed.
4. Continue inserting the Transducer assembly until it is
fully seated.
5. Snap Transducer's connector into Communication
Board (8) socket marked Torque.
(Refer to TP2162a)
External Components
1. Slide O-ring (10) into groove located at front end of
Motor Housing Assembly.
2. Slide on Housing Cover (11), ensuring that Transducer
and Motor wires are not disturbed.
3. Slide Warning Label (12) into Label Cover Lens (13).
Note Warning Label and Label Cover Lens slot and tab
alignment features.
4. Slide Label Cover Lens and Warning Label over Motor
Housing Assembly grip area. Orient tabs of Label
Cover Lens with mating slots in Motor Housing
Assembly, and slide together.
5. Install Retaining Ring (14) into groove behind Label
Cover Lens.
6. Place Spring (16) into Reverse Ring (17).
7. Install and depress Ball (3) and Spring (4) and then
slide Reverse Ring onto Motor Housing Assembly.
When replacing the Motor Housing Assembly (1), always
ensure that the Memory Chip (7), Communication Board
(8), Gear Case Assembly, and Attachment are all assembled
as a set with the new Motor Housing Assembly.
8. Install Memory chip (7) into Housing with terminals
aligned with O-ring groove.
9. Slide two O-rings (15) into groove to retain Memory
chip.
10. Install Spring (6) on post in middle of Trigger (5) and
install Trigger into Motor Housing Assembly.
11.
For models with Extended Lever (25),
install an
additional spring on Trigger's auxiliary post.
12. Slide Handle Grip (18, 19, 20, or 21) onto Motor Hous-
ing Assembly.
13. Apply a medium strength thread locker to Low Head
Socket Cap Screw (22).
14. Install Low Head Socket Cap Screw into Motor
Housing Assembly.
15. Torque Socket Cap Screw to 10 to 15 lb
f
• in
(1.1 to 1.7 Nm)
.
16.
For models with Levers
:
a. Place Lever (24 or 25) in position against Handle
Grip and install lever Socket Cap Screws (23).
b. Torque Socket Cap Screw (23) to 5 to 10 lb
f
• in
(0.5 to 1.1 Nm)
.
• T
his procedure is to be performed by an autho-
rized, trained repair person. To ensure proper
functioning of the tool:
•
In the course of disassembling or assembling this
product, beware of any attempt to separate the gear
case from or tighten the gear case to the motor
housing assembly. Destruction of the transducer
wire will result.
•
When replacing an Attachment, always use the
Angle Head Attachment designed for that model.
Never replace an Angle Head Attachment with an
In-Line Attachment.
•
When replacing a Gear Case Assembly, always use
the Assembly designed for that model.
Torque and Motor Connector(s)
Torqu
e Transduc
er
Motor
Commuta
tion
WARNING
CAUTION