Quartz CWM 75 - User Manual

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TECHNICAL MANUAL
CWM: REMOTE WIRED CHILLED WATER HIGH WALL UNITS
CWM L: INFRARED CHILLED WATER HIGH WALL UNITS
GENERAL Part numbers, dimensions and weights 2
Unit features/accessories 2
Optional control valves, valve positions 3
PRODUCT Optional electric heating 3
SELECTION Airflows 3
Coil water volumes 3
Air throws 4
Hydraulic resistances 4
Sound power and pressure levels 4
Chilled water/low pressure hot water coil duties 5
INSTALLATION CWM (L) unpacking 8
Removing the case 8
Pipework 9
Interconnecting wiring, fuses 10
Gravity drain 10
Fitting the case 11
Fitting filters 11
Check list
11
MAINTENANCE
User maintenance 12
OPTIONAL CWM wired remote controller (RCC 30) 13
CONTROLS CWM L infrared remote controller 14
WIRING CWM 15
DIAGRAMS CWM L 15
OPERATING CWM remote wired controller 13
INSTRUCTIONS CWM L infrared remote controller 16
CWM (L) KITS Electric heaters 18
5m high condensate pump 20
Programmable timer (for CWM) 22
Pipe thermostat (for 2 pipe heat/cool systems) 23
CWM (L) valve connections 24
Remote return air sensor (for RCC30 controller) 25
FAULT FINDING All models 25
COMPONENT Exploded view of chassis with component identification 26
IDENTIFICATION Exploded view of case 27
TEV Ltd.,
Armytage Road, Brighouse,
West Yorkshire, HD6 1QF, UK.
Tel: +44 (0)1484 405600
Fax: +44 (0)1484 405620
Email: sales@quartz.co.uk
97308102-04

Summary

Installation Procedures

Hanging Rail Installation

Instructions and diagrams for fitting the unit's hanging rail.

Fixing the Hanging Rail

Details on methods for securely fixing the hanging rail to the wall.

Hanging the Unit Chassis

Steps for lifting and securing the main unit chassis onto the hanging rail.

Pipework Connections

Guidance on connecting chilled water and LPHW pipework to the unit.

User Maintenance

User Maintenance Overview

Importance of cleaning filters for unit efficiency and performance.

Filter Removal and Cleaning

Controls and Operation

RCC30 Thermostat Operation

Wiring Diagrams

CWM Wiring Diagram

Schematic showing the electrical connections for CWM units.

CWM L Wiring Diagram

Schematic illustrating the electrical connections for CWM L units.

Optional Kits and Accessories

Troubleshooting and Diagnostics

Fault Finding Guide

Lists common faults, possible causes, and recommended actions.

CWM L LED Display Diagnostics

Interprets LED status indicators on the CWM L unit for fault diagnosis.

Quartz CWM 75 Specifications

General

Brand	Quartz
Model	CWM 75
Category	Air Conditioner
Language	English