RECEIVING THE AIR CONDITIONER ...............................................................................................................................................................................3
INSTALLATION INSTRUCTIONS......................................................................................................................................................................................4
M13 Design Data ....................................................................................................................................................................................................................................5
M13 Dimensional Drawing ....................................................................................................................................................................................................................5
M13 Mounting Gasket and Cutout Dimensions ....................................................................................................................................................................................5
M13 Components List............................................................................................................................................................................................................................6
M17 Design Data ....................................................................................................................................................................................................................................8
M17 Dimensional Drawing ....................................................................................................................................................................................................................8
M17 Mounting Gasket and Cutout Dimensions ....................................................................................................................................................................................8
M17 Components List............................................................................................................................................................................................................................9
M28 Design Data ..................................................................................................................................................................................................................................11
M28 Dimensional Drawing ..................................................................................................................................................................................................................11
M28 Mounting Gasket and Cutout Dimensions ..................................................................................................................................................................................12
M28 Components List..........................................................................................................................................................................................................................13
M33 Design Data ..................................................................................................................................................................................................................................16
M33 Dimensional Drawing ..................................................................................................................................................................................................................16
M33 Mounting Gasket and Cutout Dimensions ..................................................................................................................................................................................17
M33 Components List..........................................................................................................................................................................................................................18
Wire Diagram, 230 V, 4000 BTU ..........................................................................................................................................................................................................19
M36 Design Data ..................................................................................................................................................................................................................................20
M36 Dimensional Drawing ..................................................................................................................................................................................................................20
M36 Mounting Gasket and Cutout Dimensions ..................................................................................................................................................................................21
M36 Components List..........................................................................................................................................................................................................................22
M52 Design Data ..................................................................................................................................................................................................................................23
M52 Dimensional Drawing ..................................................................................................................................................................................................................23
M52 Mounting Gasket and Cutout Dimensions ..................................................................................................................................................................................24
M52 Components List..........................................................................................................................................................................................................................25
MHB11 Design Data ............................................................................................................................................................................................................................27
MHB11 Dimensional Drawing .............................................................................................................................................................................................................27
MHB11 Mounting Gasket and Cutout Dimensions .............................................................................................................................................................................28
MHB11 Components List ....................................................................................................................................................................................................................28
TEMPERATURE CONTROL ............................................................................................................................................................................................32
PRINCIPLES OF OPERATION ........................................................................................................................................................................................32
MAINTENANCE .............................................................................................................................................................................................................32
Compressor .........................................................................................................................................................................................................................................32
Inlet Air Filter .......................................................................................................................................................................................................................................32
Condenser and Evaporator Air Movers ..............................................................................................................................................................................................33
Refrigerant Loss ..................................................................................................................................................................................................................................33
TROUBLE SHOOTING ....................................................................................................................................................................................................34
Symptoms and Possible Causes: ........................................................................................................................................................................................................35
WARRANTY ....................................................................................................................................................................................................................38
RETURN AND REPAIR POLICY .....................................................................................................................................................................................38
LIMITATION OF LIABILITY .............................................................................................................................................................................................39
NOTE: Some of the information in this manual may not apply if a special unit was ordered. If
additional drawings for a special unit are necessary, they have been inserted. Contact Pentair
Equipment Protection if further information is required.
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