CIRCUIT DIAGRAM
REPLACEABLE PARTS LIST MODEL 310 TYPE 5
Circuit
Part
Oty.
Symbol
Number
Used
Description
M
52-8184
1
Instrument assembly, pivot & jewel
50 A
10-3116
1
Front assembly
41-5385
1
Base assembly
20-718
1
Battery cover assembly
46-32
1
Contact, battery 1.5V negative
46-33
1
Contact, battery 15V negative
46-89
1
Contact, battery positive
24-776
1
Screw, battery contact retaining
B1
37-22
1
Battery 15 volt (NEDA 220)
B2
37-21
1
Battery 1 5 volt (NEDA 910-F or 910-M)
87-405
1
P C Board with components
87-250
1
P C. Board less components
R1
15-C-310
1
Resistor, (Value may vary from 2300 to 3250 )
R2
15-2593
1
Resistor 18 Meg 1% 1 watt
R3
15-2436
1
Resistor 4 8 Meg 1% 1/2 watt
R4
15K-9603TB4
1
Resistor 960k 1% 1/4 watt
R5, R8
15K-1803TA3
2
Resistor 180k 1% 1/8 watt
R6, R7
15K-5502TA3
2
Resistor 55k 1% 1/8 watt
R9
15K-2201TC5
1
Resistor 2 2k 1% 1/2 watt
R10
15K-2000TA3
1
Resistor 200 1% 1/8 watt
R11
15K-4550TB4
1
Resistor 455 1% 1/4 watt
19
