Nortec MH Series - Manual (Page 72)

69 | Maintenance and Servicing
MHTC/MHB Maintenance Checklist
Model #: _________________
Serial #: _________________ Tag: ________
System Check (MHTC Only)
 W28 (Maintenance Warning )  E28 (Maintenance Fault) 
 W29 (UV Maintenance Warning  E29 (UV Maintenance Fault) 
 Other warnings or Faults shown in display / LED’s? No
 Yes 
(See Troubleshooting Chapter for actions to address warnings and faults if present )
Preparation
 Reservoir drained. (MHTC Reflow Only) 
 Disconnect open, On/Off switch to Off 
 Water shut off closed. 
Check/Replace Media Boxes
 Mist Eliminator Present?  Mist Eliminator Removed 
 Media boxes still serviceable (not excessively dirty or fouled with scale) 
Media boxes cleaned with detergent /disinfectant 
Or
 Media boxes not serviceable (excessively dirty or fouled with scale) must be replaced 
Media boxes replaced 
 Mist Eliminator reinstalled if present 
Drain Pan and Duct Frame
 Drain pan cleaned with detergent /disinfectant 
 All duct frame screws secure 
 Duct frame cleaned with detergent /disinfectant 
 Spray bar holes clear  or Spray bar cap and holes cleaned 
UV Lamp (MHTC Reflow Only replace if W29 or E29 were present)
 UV lamp replaced (only if W29 or E29) 
 UV lamp tube cleaned 
General Inspection
 Electrical wiring not loose and in good condition, 
 Hoses in good condition / No kinks / No cracks in hose, 
 No Signs of water leaking around MH or in duct 
Completion
 Covers replaced, water shut off valve opened, On/Off switch to On, Disconnect Closed 
 MHTC only - “Reset Stages” in Software, (Password 8808, Maintenance Level) 
 MHTC only and only if UV lamp replaced “UV Lamp Rst.” in Software 
Inspected by: Date of inspection: _______/_______/______
Company: