Troxler 3440 - Page 179

Model 3440
Appendix F–23
Table F–4. 3440 Preamplifier Assembly Parts
Match the reference number (Ref #) with the correct part in Figure F–6 on
the opposite page.
Ref #
1
Part Number
107903
Description
Assembly, Preamp Baseboard
Qty
1
2 107164 Assembly, High Voltage Board 1
3 000923.2442 Spacer, 4-40 x .75 M/F 4
4 018127.0001 Loctite 242 .001
5 108328 Preamp Mechanical Assembly 1
6 104136 Interface PC Board Bracket 1
7 000206.1400 Screw, 4-40 x 3/8 PHMS Phil 2
8 104098 G-M Tube Interface PCB Assembly 1
9 100156 G-M Tube 2
10 000001.1001 Washer, #10 Internal Lock SS 1
11 000204.1400 Screw, 4-40 x 1/4 PHMS Phil SS
8
12 000001.0401 Washer, #4 Internal Lock SS 10
13 104094.0001 900 V dc Moisture Tube Assembly
1
14
000001.0601
Washer, #6 Internal Lock SS
2
15 000306.1401 Screw, 6-32 x 3/8 PHMS Phil SS 2
16 107854 G-M Tube Holder 1
17 103540 Modified Tube Clamp
1
18 000604.1400 Screw, 10-32 x 1/4 PHMS Phil SZ
1
19 102119 7M Tube Pad
1
F. PERIODIC MAINTENANCE