User's Manual

9
CYLINDER HEAD GASKET KIT PIECE NO. K023764
CONSISTS OF THE FOLLOWING:
ITEM QTY DESCRIPTION
1 1 INLET REED VALVE GASKET
2 2 CYLINDER HEAD GASKET
UNLOADER KIT PIECE NO. K046477 CONSISTS OF
THE FOLLOWING:
ITEM QTY DESCRIPTION
3 1 RETURN SPRING
4 1 UNLOADER COVER GASKET
5 1 BALANCE PISTON
6 1 BALANCE PISTON O-RING
7 1 UNLOADER PISTON ASSEMBLY
8 1 LUBRICANT (NOT SHOWN)
SAFETY VALVE KIT PIECE NO. 800534 CONSISTS OF
THE FOLLOWING:
ITEM QTY DESCRIPTION
9 1 ST-4
™
SAFETY VALVE
CRANKCASE SEAL KIT PIECE NO. K051352 CONSISTS
OF THE FOLLOWING:
ITEM QTY DESCRIPTION
10 1 END COVER O-RING
11 1 COVER
FIGURE 9 – BA-921
®
CLOSED ROOM COMPRESSOR EXPLODED VIEW.
Crankcase
Cylinder Head
Cylinder Head
Gasket
(2)
ST-4
™
Safety
Valve
Cylinder Head Cap Screws (6)
(includes washers)
Inlet Reed Valve/
Gasket
Crankcase
Alignment Pins
Alignment
Bushings
Note: Always
Replace Safety
Valve in Original
Location
2
9
Unloader Cover
Cap Screws
5
3
4
7
6
11
10
End Cover
O-ring
Cooling
Plate
Unloader
Cover
Cover
Valve Plate
Assembly
1
End Cover
Screws
End Cover
Unloader Cover
Gasket
Balance
Piston
Balance Piston
O-Ring
Return
Spring
Unloader Piston
Assembly