Hitachi HT-4139-28 Maintenance Manual page 126

Appendix A
No. Tool Name
1 Magnetic Philips Screwdriver
2 E-ring Removal
3 Long-nose Pliers
4 Box-wrench
5 Tension Gauge
6 Metric Ruler
Thickness gauge
7
8 Absolute Ethanol
9 Gauze / Cleaning cloth
10 Digital Voltage Meter
11 Test sheet
12 PC for Maintenance
13 Grease
A-1 Maintenance Tools for HT4139
Specification
No.2
E-ring(Diameter):
5.5mm
500g (5N)
150mm
0.20mm
0.30
0.35
0.40mm
0.45
0.50
0.60
0.70
0.80
0.90
1.00
NA
NA
AC100 - 300V
040-7-4
(297 x 210mm)
Windows XP
Purpose
Attach / Remove parts
Remove Drive E-ring
5.0~11.0mm
Replace Drive Roller
Replace Drive P/K
Adjust belt tension
Minimum scale value: 10g (0.1N)
Range of use: 100 - 400g (1N - 4N)
Adjust reverse roller
Minimum scale value: 1mm
Range of use: 0 - 40mm
Platen gap
Adjust head gap
Cleaning
Cleaning
Confirm power supply voltage
Confirm temp. fuse of lamp
for Diagnosis
for Maintenance Program
Gear(S-P)、Latch hook(MF)
A-1