Scholar V VAIVA Maintenance & Service Manual 10/2017 Rev.2
2
How To Use This Manual
The purpose of this manual is to provide instructions for maintenance and service for the Marvair
®
Scholar V series of heat pumps and air conditioners. In addition to this manual, there are other pieces
of literature available from Marvair. The Engineering and Design Manual details the design and
selection of HVAC systems using the Scholar V series. The Installation and Start-Up section of this
manual covers the installation of the unit and various accessories and the initial start-up of the unit. An
overview of the product line can be found in the Heat Pump and Air Conditioner Product Data Sheets.
The current version of this literature can be found and downloaded from the Marvair website at
www.marvair.com.
To minimize sound levels within the classroom, certain options should be selected. These options are
designated by
QUIET
ZONE
throughout this manual.
Please read the following “Important Safety Precautions” before beginning any work. Failure to follow these
rules may result in death, serious bodily harm, property damage and damage to the equipment.
Important SafetyPrecautions
1. USE CARE when LIFTING or TRANSPORTING equipment.
2. TRANSPORT the UNIT UPRIGHT. Laying it down on its side may cause oil to leave the compressor,
resulting in DAMAGE upon START-UP. If the unit must be tilted to fit through a doorway, tilt toward the
left to prevent oil draining from the compressor and do not exceed 20º from horizontal. Return the unit
to upright as soon as possible and do not apply power for at least 6 hours after returning to upright.
48”
94”
20
º
Typical Door Opening
80”
3. TURN ELECTRICAL POWER OFF AT THE breaker or fuse box BEFORE installing or working on the equip-
ment. LINE VOLTAGES ARE HAZARDOUS or LETHAL.
4. OBSERVE and COMPLY with ALL applicable PLUMBING, ELECTRICAL, and BUILDING CODES & ordinances.
5. SERVICE may be performed ONLY by QUALIFIED and EXPERIENCED PERSONS.
*
Wear safety goggles when servicing the refrigeration circuit
* Beware of hot surfaces on refrigerant circuit components
* Beware of sharp edges on sheet metal components
* Use care when reclaiming or adding refrigerant
6. Use COMMON SENSE - BE SAFETY CONSCIOUS
Specifications subject to change without notice.
© 10/2017 Marvair
®
, Division of AIRXCEL
™
, Inc.