Instruction/ maintenance manual of the product Peterbilt 379 CHASSIS Dometic
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ENGLISH Dometic Environmental Corporation Rev . 20080221 ID: 2520 REMOTE A UXIL IARY AI R COND ITI ONIN G AND AIR D ISTRIB UT ION FOR P ETERBI L T 3 7 9 CHASSIS INST AL LA TION G UIDEL IN ES for Peter.
ENGLISH 2 COPYRIGHT © 2008 Dometic Environmental Corporation, All Rights Reserved. No part of this publication may be repr oduced, translated, stored in a retrieval system, or transmitted in any form or by any means electronic, mechanical, photo- copying, recor ding or otherwise without prior written consent by Dometic Environmental Corporation.
ENGLISH 3 Peterbilt 379 Installation Guidelines CONTEN TS INTRODUCTION 4 LOCA TING T HE CO MPON ENT S 5 INS T A LLING THE CO NTRO L 6 – 8 INS T A LLING THE R ETU RN A IR VE NT 9 INS T A LLING THE SU.
INTRODUCTION This document contains supplemental guidelines for installing the Qt-series control and air distribution for the Dometic auxiliary air conditioning system on a Peterbilt 379 chassis with a 70" sleeper .
ENGLISH 5 Peterbilt 379 Installation Guidelines LOCATING THE COMPONENTS The Dometic remote auxiliary air conditioning system consists of two basic components: an outside condensing unit, which contains the condenser and an exhaust fan, and an inside unit, which contains the compressor , heater , evaporator and blower (CHEB).
ENGLISH Peterbilt 379 Installation Guidelines 6 F igure 3a - Control/Display panel mount ed F igure 3b -Alternative Contr ol/Displa y panel mounting location Control mounted Control mounted INSTALLING THE CONTROL Installing the Control/Displa y P anel Mount the control in such a location as to give the driver good access.
ENGLISH 7 Peterbilt 379 Installation Guidelines Installing the P o wer Logic Bo x The Power Logic Box (PLB) is commonly mounted on the front wall of the driver’ s side luggage box (Fig. 4). The PLB should be mounted in a relatively accessible location, within about 4 feet of the CHEB unit.
ENGLISH 8 Peterbilt 379 Installation Guidelines ROUTING CABLES The box contains several types of cables: • Wires enclosed in split loom • Flexible power cables • Phone-type cables The wires in split loom go to the CHEB unit. The flexible power cables go to the power distribution panel.
ENGLISH 9 Peterbilt 379 Installation Guidelines F igure 6 - Location for cut ting return air vent F igure 7 - Return air vent hole cut INSTALLING THE RETURN AIR VENT The supplied r eturn air vent(s) should be installed under the bunk, in the same area where the CHEB will be mounted.
ENGLISH 10 Peterbilt 379 Installation Guidelines INSTALLING THE SUPPLY AIR DISTRIBUTION For this installation, we will install 4" ducts. Depend- ing on the capacity of the system, you may have two or thr ee vents supplied. Y ou must use all vents supplied with the kit to get the rated air flow out of the system.
ENGLISH 11 Peterbilt 379 Installation Guidelines F igure 1 0 - Installing the plenum on the CHEB Installing the Plenum on the CHEB Using a 1/4" nut driver , remove the plastic 7" (or 5") oval hose adaptor . Find the 4" x 4" x 4" (or 4" x 4") distribution plenum.
Dom et i c Env i ro nm en t al C or po ra ti on P .O. Box 15299 I Richmond, V A 23227 USA I 804-746-1313 I Fax 804-746-7248 www .dometictruck.com I sales@dometictruck.
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If you already are a holder of Dometic Peterbilt 379 CHASSIS, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Dometic Peterbilt 379 CHASSIS.
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