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                                                                                           Manufacturers and Distributors of Heating and 
1502 109th Street                                                                   Air Conditioning for Heavy Duty Equipment 
Grand Prairie, Texas 75050    

              

 

     

 

 

 

(972) 647-1056 Fax (972) 606-1076                                                                                                                              

 

www.visionaire-inc.com 

 

                        INSTALLATION INSTRUCTIONS  

4030 SERIES A/C HEATER - HORIZONTAL / VERTICAL 

 

BEFORE STARTING: 

1)

 

Please read instructions all the way through to familiarize yourself with the proper installation 
procedures. 

2)

 

Disconnect battery. 

3)

 

Make sure you have the required tools for the installation of the unit and to handle refrigerant R-134a. 

4)

 

The A/C unit must be kept clean and dry. Keep all caps on refrigerant hoses until they are connected. 

5)

 

Only CERTIFIED experienced mechanics should charge the system with R-134a. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 

MOUNTING THE UNIT: 

1)

 

Inspect the air conditioner.  It is shipped with drain tube attached on each side. The air distribution 
plenum is attached and pre wired. 

2)

 

Use the “TEMPLATE” provided to choose mounting location.  Avoid a location that requires cutting any 
of the roof stiffeners or any wall stiffeners. If stiffeners are cut additional reinforcements may be 
required.  Do not cut or drill ROPS/FOPS components, block exits, or obstruct the equipment operator’s 
view. 

3)

 

Mount the unit level or, with the roof mount, front slightly higher to ensure good water drainage, use 
spacers as required.   

4)

 

Thoroughly clean the area where the unit will be 
mounted.  Using the template mark the cutout for the 
Distribution plenum and mounting bolt holes.  

5)

 

Remove headliner or inside wall, if present, and carefully 
cut the opening and drill the (4) ½” dia. holes you marked 
in step 4 

6)

 

Run a bead of sealant around the cutout and around the 
mounting bolt holes.  Allow sealant to set at least 
partially.  

TYPICAL INSTALLATION 

AIR DISTRBUTION / TRIM 

NOTE: A full size template is provided 

ROOF TOP MOUNTING 

WALL MOUNTING 

Содержание 4030 SERIES

Страница 1: ...h side The air distribution plenum is attached and pre wired 2 Use the TEMPLATE provided to choose mounting location Avoid a location that requires cutting any of the roof stiffeners or any wall stiffeners If stiffeners are cut additional reinforcements may be required Do not cut or drill ROPS FOPS components block exits or obstruct the equipment operator s view 3 Mount the unit level or with the ...

Страница 2: ...to the compressor ensure that the hoses will not bind or kink in any possible cab position Secure hoses so they will not chafe or become damaged Hoses must not come in contact with hot vehicle components exhaust manifolds etc Check to insure hoses will not be subject to mechanical abrasions 2 A 12 suction hose is recommended for hoses over 10ft 3 On units that have the optional heater attach hoses...

Страница 3: ... wire to a power source with min 35amp breaker 12V or 20 amp breaker 24V We recommend a 10ga wire from source to the unit 4 Blue wire Connect to AUXILARY POWER CONDENSER or if using a RADIATOR MOUNTED CONDENSER connect to compressor clutch CAUTION BE SURE THERE IS HI LOW PRESSURE SWITCH INLINE BETWEEN THE EVAPORATOR AND THE COMPRESSOR HEATER HOSE LOCATE FITTINGS 2 EA 10 O RING STRAIGHT 5 8 dia HEA...

Страница 4: ...ower switch to high speed and clutch rocker switch to on position clutch switch will light up when in the correct position a The a c clutch will be engaged b The evaporator blower will be on high speed c The condenser fan will be turning 6 Turn the fan switch to medium and low positions and evaporator motor should slow down 7 Turn the switch to the off position All motors and clutch will turn off ...

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