Cryomech Cryocooler PT410 - Introduction and Maintenance Schedule; Cold Head and Adsorber Maintenance

Routine Maintenance
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Section 8: Routine Maintenance
8.1 Introduction
This section contains maintenance information. For more detailed information, contact
Cryomech, Inc.
8.2 Maintenance schedule
Maintenance Product Type Frequency Comment
Replace cold head seals GM cold heads only Every 10,000 hours See Section 8.3
Replace cold head valve and
valve plate
GM cold heads only Every 20,000 hours See Section 8.3
Replace adsorber CP100 series only Every 15,000 hours See Section 8.4
Replace adsorber
All CP series
(except CP100 series)
Every 20,000 hours See Section 8.4
8.3 Cold head
CAUTION
The Pulse Tube style cold heads contain no user-serviceable parts. Attempting to disassemble the
cold head will void the warranty. Contact Cryomech, Inc. if the cold head needs to be returned for
servicing.
CAUTION
Service to Gifford-McMahon style cold heads must be performed using Cryomech, Inc. parts and
the appropriate work instructions. Contact Cryomech, Inc, before servicing the cold head.
8.4 Replace the adsorber
Required tools CP100
Quantity Description Comment
1 1 in open end wrench For Aeroquip coupling
1 1-1/8 in open end wrench For Aeroquip coupling
1 1-3/16 in open end wrench For Aeroquip coupling
1 Slotted screwdriver For hose clamps
1 Slotted screwdriver For side panel fasteners