Kaden KEX Series - User Manual

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Ducted Gas Heaters

Safety Information

Installation

Commissioning

Models

INSTALLER’S

MANUAL

Universal:

KUN3 | KUN4 | KUN5

External

KEX3 | KEX4

Main Page

Table of Contents2
Warnings and Important Information4
Scope6
General Guidelines7
Inspection7
Unpacking the Heater7
Unloading or Lifting the Heater7
Gas Inlet Connection8
Electrical Power Supply8
Installation of Duct Connection Pops8
Heater Positioning9
Installation of Internal Heaters9
Installing in the Roof Space9
Installing Beneath the Floor9
Installation of Internal Heaters - Room, Enclosure or Plant Room10
External Installations10
KUN Universal Model Guidelines11
Heater Dimensions11
Platform & Service Clearances11
Internal Installation12
Splitting the Heater12
POP Configuration Installation12
Return & Supply Air POP Rotation Procedure13
Internal Model Flueing Instructions14
Kaden Remote Flue Terminal14
External Installation15
Supply Air Overheat Switch Position (KUN530 & KUN330 ONLY)15
Modifying KUN Model Duct Orientation15
Installation of Flue Terminal16
Area to Cut out in Wall16
Installation of Flashing17
KUN3 & KUN4 Models17
Thermistor Installation KUN4 & KUN518
Kun4 & Kun519
Wiring a Damper Motor to the Heater's Control Module19
Damper Motor Connections20
RJ Socket Connections20
RJ12 Socket Detail on Heater PCB20
KEX External Model Guidelines21
Heater Dimensions21
Service Clearances21
Installation22
Area to Cut out in Wall22
Installation of Flashing22
Installation of Flue Terminal23
Flue Terminal Clearances23
Fan Speed KUN3, KEX3 & KEX424
Fan Speed Setting for KUN3, KEX3 & KEX4 Models24
To Adjust the Fan Speed24
Ducting Information25
Minimum Recommended Return Air Grille Selection Chart25
Outlet Guide26
Outlet Register Chart27
Wall Control Installation28
Networker Installation KUN4 & KUN529
Wiring the Networker to a KUN4 & KUN5 Heater29
Manual Wall Control Installation30
Wiring the Manual Wall Control to a KUN3 Heater30
Wiring the Manual Wall Control to a KEX4 & KEX3 Heaters30
Commissioning KUN4 & KUN532
Heater Control Settings32
Installer Parameters Via Networker33
Networker Installer Parameter KUN4 & KUN533
KUN4 & KUN5 Commissioning Instructions34
Initial Ignition and Gas Inlet Pressure Check34
Heater Fan Speed and Temperature Settings35
Final Checks36
Fault Code Identification on Heater PCB36
L.E.D Identification36
Error Codes Associated with Installation37
Commissioning KUN3, KEX3 & KEX438
Commissioning Instructions38
Start & Check Supply Pressure38
Start & Check Burner Pressure38
Setting the Fan Speed39
Final Checks39
Technical Specifications40
Technical Support41

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Kaden KEX Series Specifications

General

Brand	Kaden
Model	KEX Series
Category	Gas Heater
Language	English

Kaden KEX Series - User Manual

Table of Contents

Kaden KEX Series Specifications