10-6
P129394-176 Operator Manual Service Procedures
10.7 Rebuild
Solenoid Valves
Refer to Figure 10-5.
Solenoid valves can be rebuilt following the instructions included in
the repair kit for the specific valve. Refer to Table 10-1.
Replacement Parts, for correct kit number.
Figure 10-5. Internal Pilot-Operated Solenoid Valve.
10.8 Safety Valve Test The safety valves are to be tested periodically (refer to Table 8-1.
Preventive Maintenance Schedule at the beginning of S
ECTION 8,
R
OUTINE MAINTENANCE).
1. Prevent damage during testing by ensuring that at least 75% of
the rated pressure is in the chamber. Check current pressure
level by observing chamber pressure gauge.
2. Open the try lever and hold the valve open for one to two
seconds.
3. Allow the try lever to snap shut.
Any adjustments to the safety relief valve should be performed by a
qualified service technician. Improper adjustments to this valve may
result in inadequate sterilizer operation.
Stationary
Core
Shading
Coil
Moveable
Core
Spring
INLET
OUTLET
Body
Bleed
Orifice
Diaphragm
Housing
DIN
Connector
Prongs
Solenoid
Coil
Core Tube
Pilot Orifice
INLET
OUTLET
WARNING – BURN HAZARD:
Proper testing of the safety
valve requires the valve to be
operated under pressure.
Exhaust from the safety valve
is hot and can cause burns.
Proper safety attire (gloves,
eye protection, insulated
overall) as designated by
OSHA, is required. Testing is
to be performed by qualified
service personnel only.
CAUTION – POSSIBLE
EQUIPMENT DMAMGE
HAZARD: Actuation at less
than 75% of rated pressure
can allow debris to
contaminate the seat and
cause the safety valve to leak.
A leaking safety valve must be
replaced.
To Next Page
Loading...
Need help?
General
