5.9.4 Valve Housing Repairs
Refer to “Figure 5-17 Valve Housing”.
Regulator assembly
Supply valve
Manifold
Figure 5-17 Valve Housing
5.9.4.1 Regulator Assembly
1. Using a 3mm hex key, remove the 4 screws that secure the valve housing bottom cover and remove the
cover.
2. Disconnect the tubing from the straight push-in tting on the regulator assembly.
3. Using two adjustable wrenches, turn the 14mm hex nut on the inside of the housing while holding the hex
on the regulator on the outside of the housing to loosen the assembly. Remove the regulator assembly.
4. To replace the regulator inlet lter, use a wrench to remove the elbow tting, then turn the lter tting o
the regulator. Before installing a new lter, make sure all old PTFE tape remnants are removed and new
tape is applied.
5. When installing the new regulator assembly, be sure to replace the M14 lock washer under the 14mm hex
nut. Hold the regulator so that when it is installed the oxygen supply tting points straight down at the oor.
Perform the Pre-use Checkout.
96 6600-0356-000 103 © 2001 by Datex-Ohmeda, Inc.. All rights reserved.
Chapter 5: Repair Procedures