Service manual

Table
of
Contents
Page
To the
Watchmaker
2
Part I -SERVICING PROCEDURES
3
Opening the Case 3
Replacing the Power Cell
4
Regulation 5
ACCUTRON"
Regulators 5
How
to
Regulate 6
Removing Movement from Case 7
Replacing Movement in Case
8
Part II
-REPAIR OF THE BASIC MOVEMENT 9
Special Tools and Equipment
9
ACCUTRON Service Kit 9
Cleaning Equipment
11
Rate
Recorder II
Diagnostic Chart
12-13
Special Points for the ACCUTRON Repairman 14
Indexing
Mechanism—Inspection and
Adjustment 15
Testing
Power Cell 19
Testing Electronic Circuit 19
Identifying Defective Coil Assembly 20
Checking the
Train
for
Freedom
20
Hack Mechanism—Inspection and Adjustment 20
Disassembly _ 21
Cleaning
30
Lubrication 31
Reassembly
32
Basic Parts List Series 218
40-41
Part
III-REPATR OF DATE MECHANISM IN MODEL 218D 42
Removing
Hands, Dial, and Hour Wheel 43
Date Mechanism
Disassembly
45
Date Mechanism Lubricatinn and Reassembly _. 45
Replacing Hour Wheel.
Dial,
and Hands 46
Parts List Model 218D 47
Index
48
'"ACCUTRON," -BUIQVA." "VfATCKKASTBr
aid
"Li"
are
registered trademarks of Billow Watch Company, Inc.