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506746−01 05/12
Replacing the cylinder
WARNING
Scalding hazard!
The cylinder may be hot. Allow it to cool before
touching it or wear protective gloves.
To replace the cylinder:
1. Completely drain the cylinder by pressing and holding
the
drain
" button for 15 seconds until the cylinder is
empty.
2. Turn the humidifier off and disconnect the main power.
3. Remove the cover.
4. Loosen the hose clamp and slip the steam hose from
the steam hose adapter.
5. Loosen two screws that hold the steam hose adapter
onto the back wall of the humidifier; then slide the
adapter up from the cylinder and remove; flip up the
cylinder holding bracket and lift up on the cylinder.
6. Disconnect the electrical connections from the top of
the cylinder.
7. Carefully remove cylinder from the pump manifold.
Make sure the O−ring remains in the manifold (see fig-
ure 26).
8. Verify cylinder model/voltage first. Then install the new
cylinder in the humidifier by performing the previous
operations in reverse.
NOTICE
Do not tighten the hose clamp so tight that it
crushes the cylinder adapter outlet.
Electrical connections to the cylinder must be tight
or possible fire hazard may result. Threaded nuts on
power wires must be torqued to 44 in−lb +10% (5 Nm
+10%).
WARNING: RISK OF BURNING/FIRE HAZARD
Firmly tighten the nut
(44 in−lbs +10% / 5 Nm +10%)
See diagram below for proper installation.
WARNING!
DO NOT OVERTIGHTEN TERMINAL NUTS
STEAM
CYLINDER
DRAIN
BUTTON
STEAM HOSE ADAPTER
STEAM HOSE
ADAPTER
REMOVED
STEAM HOSE
REMOVED
CYLINDER
HOLDING
BRACKET
Figure 25. Figure 26. Replacing the cylinder
