Invacare Platinum IRC5LXAW Service Manual page 77

DO NOT overtighten pilot valve stem when installing it into plastic manifold.
Damage to the rubber O ring and/or plastic manifold may occur.
12. Install new slotted poppet into the bottom of the pilot valve stem with tapered end
facing to the bottom.
13. Install pilot valve stem and new slotted poppet with coil (with yoke and locknut
intact) into manifold opening.
14. Use a flat blade screwdriver, and tighten pilot valve stem clockwise until snug. Torque
to 2.8 N-M ± 0.5 N-M (25 inch-lbs. ± 5 in-lbs).
15. Install new label onto pilot valve coil yoke.
NOTE: DO NOT remove spade connectors from pilot valve coils. Simply lay coils with spade
connectors aside while performing this installation.
16. Position pilot valve coil with yoke at an approximate 60° angle to the right (as viewed
from the front of valve) to ensure spade connectors are not pulled or tensioned after
reinstallation.
17. Use the flat blade screwdriver and hold the pilot valve-stem in place.
18. Tighten locknut clockwise with the 9/16-inch wrench until snug to secure the stem and
coil with yoke. DO NOT overtighten. Torque to 2.3 N-M ± 0. N-M (20 inch-lbs ± 3 in-
lbs).
DO NOT overtighten locknut when installing it onto pilot valve stem. Damage to
the plastic manifold may occur.
19. Reinstall control panel. Refer to Removing Control Panel on page 60.
Ensure that hoses behind control panel DO NOT contact cooling fan after control
panel reinstallation.
20. Plug power cord in and turn concentrator ON
21. Reinstall cabinet. Refer to Removing Cabinet on page 26.
22. If any difficulties are encountered in this installation, contact Invacare Technical
Service at (800) 832-4707.
Part No 1118396
CAUTION
CAUTION
WARNING
to ensure proper operation.
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77
SECTION 20—4-WAY VALVE
Platinum™Oxygen