Nortec NH-EL Series, Installation And Operation Manual

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69 | Maintenance and Servicing
NH-EL Maintenance Checklist
Model #: _________________
Serial #: _________________ Tag: ________
Cylinder #:
Cylinder / System Check

Warning Cylinder Spent

Fault Cylinder Spent

(If software displays Warning Cylinder Spent then cylinder must be replaced)

Yellow LED On with Max Level Warning.

(If Yellow LED is On with Max Level Warning and cylinder is not new, cylinder may have to be replaced soon.)

Other warnings or Faults shown in display? No

Yes

(See Troubleshooting Chapter for actions to address warnings and faults if present
)
Replace Cylinder

Cylinder drained.


Disconnect open, On/Off switch to Off, water shut off valve closed, door removed.


Cylinder removed


Drain valve removed / cleaned / new O-Ring


Drain valve installed / ground wire attached.


New Cylinder Installed and hose clamps tight (12 in-lbs for 7/8” steam hose and 16 in-lbs
for 1 ¾” steam hose).

New cylinder model #
(Should be same as removed cylinder)

Cylinder plug colors match cylinder dots.


Cylinder plugs snug and in good condition.


High Water Sensor plug snug and in good condition.


Electrical wiring not loose and in good condition.


Steam hoses and steam lines in good condition / No kinks in hose.


No Signs of water leaking around humidifier, steam line, condensate returns.


Door replaced, water shut off valve opened, On/Off switch to On, Disconnect Closed.


“Reset Cylinder” in Software, (press cylinder status, Password 0335).

Inspected by: Date of inspection: _______/_______/______
Company: