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Part no. 5303-00-01 Week 07/2024 EN
Meltem Wärmerückgewinnung GmbH & Co. KG
Am Hartholz 4 · D-82239 Alling
info@meltem.com · www.meltem.com
HOME VENTILATION WITH HEAT RECOVERY
Ventilation units
M-WRG-S...
M-WRG-K...
Maintenance by the user
V E N T I L A T I O N & H E A T R E C O V E R Y
V E N T I L AT I O N T H E R I G H T WAY
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Table of Contents
Related Manuals for Meltem M-WRG-K Series
Summarization of Contents
Introduction and Device Information
Notes on Maintenance Instructions
Key information and guidelines for performing maintenance on the ventilation units.
Device Description and Target Group
Details about the M-WRG series ventilation units and the intended users of these instructions.
Nameplate, Disposal, and Revision Details
Information on locating the device nameplate, environmentally-friendly disposal, and document revision history.
Safety, Warranty, and Usage
Safety Instructions and Hazard Classification
Essential safety precautions, hazard warnings, and classification levels for operating the unit.
Intended Use and Liability
Defines the proper usage of the ventilation unit and Meltem's liability limitations.
Warranty Conditions
Specifies conditions under which the warranty becomes void.
General Maintenance Practices
Air Filter Information and Selection
Guidance on air filter types, classes, and their applications for the ventilation units.
Filter Ordering and Replacement Guidance
Information on ordering filters and important notes for the filter change process.
Cleaning the Ventilation Unit
Instructions and warnings for cleaning the exterior of the ventilation unit.
Maintenance Schedule Overviews
Device Number Identification
Instructions for entering the ventilation unit's specific device number.
Annual Maintenance Schedule (A)
Overview of tasks for annual maintenance of the ventilation unit.
5-Year Maintenance Schedule (B)
Overview of tasks for comprehensive maintenance every five years.
Required Spare Parts and Equipment
Supplies for Annual Maintenance
List of necessary spare parts and equipment for annual maintenance (Schedule A).
Supplies for 5-Year Maintenance
List of necessary supplies for the 5-year maintenance (Schedule B).
Annual Maintenance Procedure (Schedule A)
Switching Off and Unit Cover Removal
Steps to safely switch off the unit and remove its cover for maintenance.
Filter Removal and Air Pipe Cleaning
Procedure for removing used filters and cleaning the outdoor air pipe.
Filter Base, Flap Frames, and Flaps Cleaning
Instructions for cleaning the filter base, air flap frames, and air flaps.
Intermediate Plate and Heat Exchanger Inspection
Guidance on cleaning the intermediate plate and visually inspecting the heat exchanger.
Reassembling Air Flaps and Filters
Steps for correctly inserting cleaned air flap frames and new air filters.
Attaching Unit Cover and Function Testing
Procedure for reattaching the unit cover and performing a functional check.
Indicator Reset and Schedule Update
How to reset the filter change indicator and log the completed maintenance.
5-Year Maintenance Procedure (Schedule B)
Preparation and Disinfection
Initial preparation steps and the process for disinfecting the ventilation unit.
Duct Cleaning and Final Steps
Procedure for cleaning flat ducts/flexible pipes and completing the 5-year maintenance.
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