Item	Description	Qty
1	JOURNAL BRACKET	1
2	SHEAVE BEARING, includes bearing install tool	1
3	SHEAVE	1
4	BEARING NUT	1
5	AIR CHAMBER CAP	1
6	O-RING SEAL	1
9	FAN MOUNTED FRICTION DISC (FMFD)	1
17	BUTTON HEAD SCREWS	8
18	AIR CHAMBER SEAL	1
20	FACE SEAL	1
22	BEARING RETAINING RING	1
23	AIR CARTRIDGE ASSEMBLY	1
24	AIR CARTRIDGE RETAINING RING	1
27	FAN MTG STUD	6
28	FRICTION LINER	1
44	BEARING SPACERS	1
50	CLUTCH PACK - SPRING HOUSING/PISTON	1
60	Magnet Assembly	*

	ITEM 1	ITEM 3	ITEM 44	A - SUPER QUICK KIT	BEARING KIT	FMFD KIT	POLARFORCE KIT	SEAL KIT	STUD KIT	SUPER KIT
Service # 79A8189 OEM # 98A8189	19761	19760	no spacer	2S-DP	995550	2S-DP-CP	2S-DP-CP	994346	995514	2S-DP
Service # 79A8189 OEM # 98A8189	DM Advantage Two Speed Upgrade for 991455 HT650 and Direct Drive Hub. A Solenoid Valve change is required for this upgrade. Reman version 79A8189 does not include Solenoid Valve. For On/Off Version see 99A9649. The 99A9649 is required for models with Secondary AC V-Belt option. Repair / Replace

Notes

DM Advantage Two Speed Upgrade for 991455 HT650 and Direct Drive Hub. A Solenoid Valve change is required for this upgrade. Reman version 79A8189 does not include Solenoid Valve. For On/Off Version see 99A9649. The 99A9649 is required for models with Secondary AC V-Belt option.