Parr Instrument 6400 - Manual (Page 75)

Maintenance
6400 10
w w w . p a r r i n s t . c o m 73
6400 Maintenance Checklist
Quarterly Maintenance
Date Date Date Date
1. Change water
2. Replace 149C
3. Clean grill on
heat sink.
50 to 100 Test Maintenance
Date Date Date Date
1. Replace 8400DD2
Heating Wire
2. Clean 986DD
Electrode Contact
Pins
500 Test Maintenance
Replace the following:
Date Date Date Date
Head:
1374HCJV (2) O-rings
394HC O-ring
694DD O-ring
519AJV O-ring
659DD O-ring
1444DDJB O-ring
Cylinder:
1071DD Quad ring
821DD O-ring
882DD O-ring
Bucket and Bomb Seal/Exhaust area:
969DD O-ring
1143DD O-ring
1138DD O-ring
659DDJU (2) O-rings
357HCJB O-ring