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Marvair AVP 42 User Manual

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MODELS AVP 24-30-36-42-48-60
ModPac II™
Vertical Modular Wall-Mount
Air Conditioners
Installation and Operation Manual
1. Description ........................................ 5
2. Installation ........................................
8
3. Start-Up ...........................................
19
4. Troubleshooting ................................
20
5. Ratings&Specications ....................
24
6. Maintenance .....................................
27
7. Warranty ..........................................
28
Exploded Views & Parts Lists ...................29
P/N 81021 9/09-15
supersedes manual dated 2/08-14
Supporting Member of
Manufactured By:
Marvair
®
Division of AIRXCEL
®
, Inc.
P.O. Box 400 • Cordele, Georgia 31010
156 Seedling Drive • Cordele, Georgia 31015
(229) 273-3636 • Fax (229) 273-5154
E-mail: marvairtech@airxcel.com • Internet: www.marvair.com
The most current version of this manual can be found at www.marvair.com.
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Marvair AVP 42 Specifications

General IconGeneral
BrandMarvair
ModelAVP 42
CategoryAir Conditioner
LanguageEnglish

Summary

Important Safety Precautions

Use Care When Lifting or Transporting Equipment

Focuses on safe handling and movement of the unit to prevent damage or injury.

Transport the Unit Upright

Emphasizes upright transportation to prevent internal component damage and oil displacement.

Turn Electrical Power Off

Mandates turning off power before working on the unit due to hazardous line voltages.

Observe and Comply with Codes

Stresses adherence to all applicable plumbing, electrical, and building codes during installation.

Service by Qualified Persons

Restricts servicing to qualified and experienced personnel for safety and proper operation.

Use Common Sense

Advises using common sense and being safety-conscious during all operations and interactions.

Safety Alert Symbol and Signal Words

Explains the meaning of the safety alert symbol and signal words (DANGER, WARNING, CAUTION).

Description & Specs

1.1 General Description

Provides an overview of the ModPac II™ line of vertical wall-mount air conditioners.

1.2 General Operation

Details the refrigerant cycle (cooling) and heating mode operations of the unit.

1.3 Electrical Diagrams

Refers to schematic diagrams for understanding the unit's electrical system and components.

Installation

2.1 Equipment Inspection

Guides on checking for concealed damage upon receipt and inspecting unit components before installation.

2.2 Installation Requirements

Outlines general requirements, site selection criteria, and essential considerations for proper installation.

2.3 Installation Materials

Lists required installation kits, accessories, and additional hardware needed for mounting the unit.

2.4 Porting and Duct Work

Provides guidance on wall openings, duct clearance, and requirements for duct system design and installation.

2.5 Fresh Air Hood Installation

Explains the location and adjustment of the fresh air hood for controlling outside air intake.

2.6 "V" Damper Installation

Details the installation procedure for the optional "V" damper system.

2.7 Bracket Installation

Instructions for attaching the bottom support bracket to the wall for unit mounting.

2.8 Mounting the Unit

Step-by-step guide for physically mounting the air conditioner unit onto the installed bracket.

2.9 Electrical Connections

Covers high voltage and low voltage wiring procedures, including safety precautions and connections.

Start-Up

3.1 Check-Out of Cooling Cycle

Procedure for verifying the proper operation of the cooling cycle after installation.

3.2 Check-Out of Heating Cycle

Procedure for verifying the proper operation of the heating cycle on equipped models.

Troubleshooting

4.1 Overview

Introduces troubleshooting principles and emphasizes understanding the unit's operation.

4.2 Failure Symptoms Guide

Provides a guide correlating common problems with likely causes and recommended corrections.

4.3 Compressor Troubleshooting

Outlines electrical tests and procedures for diagnosing compressor-related issues.

4.4 Electric Heat Controls

Explains the function and troubleshooting of electric heat control components and safety limits.

Ratings & Specifications

5.1 Ratings & Specifications

Presents technical data including CFM, static pressure, ship weight, and filter sizes.

5.2 Dimensional Data

Provides detailed physical dimensions and mounting hole locations for different models.

Maintenance

6.1 Scheduled Maintenance

Recommends periodic servicing, including air filter replacement, coil cleaning, and drain checks.

Warranty

7.1 Limited Product Warranty

Details the terms, conditions, limitations, and coverage of the product warranty.

Exploded Views & Parts Lists

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