HWH Corporation
(On I-80, Exit 267 South)
2096 Moscow Road
Moscow, Iowa 52760

Phone: (563)724-3396 or (800)321-3494
Fax: (563)724-3408

Business Hours: 8 a.m. - 5 p.m. Central Time (M-F)

The World's Largest Manufacturer
of RV Leveling & Room Extension Systems
Emergency One, Inc. System Diagrams


 

THESE DIAGRAMS ARE SPECIFIC TO SYSTEMS ON PARTICULAR VEHICLES.  TO FIND DIAGRAMS SPECIFIC TO A VEHICLE, THE SYSTEM OR INDIVIDUAL PART NUMBERS MUST MATCH THE EQUIPMENT ON THE VEHICLE.

GENERIC DIAGRAMS MAY BE AVAILABLE.  REFER TO "GENERIC SYSTEM DIAGRAMS" ON THE PREVIOUS PAGE.

BECAUSE THERE CAN BE CHANGES TO SYSTEM COMPONENTS, DRAWINGS LISTED HERE MAY DIFFER FROM EXISTING EQUIPMENT ON A PARTICULAR VEHICLE.  IF NECESSARY, CONTACT HWH CORPORATION FOR ASSISTANCE. 

LEGEND:  

USO ---------Universal Straight Out slide out
DA-----------Power Extend/Power Retract Jacks (double-acting)

SA------------Power Extend/Spring Retract Jacks (single-acting)
D-------------Air Dump

 System #                            System Description                                         Hyd. Diagrams        Elect. Diagrams

AP40917       625S Leveling D 4-SA Jacks                                                     MP69973              MP90120A-D
                       1-AP42339 Power Control with AP33805 Power Unit
                       2-AP38147 16,000 SA Jacks
                       2-AP37562 24,000 SA Jacks

AP40919       625S Leveling D 4-SA Jacks2-Slide Outs                                 MP69974A-C        MP90121A-E
                       1-AP42342 Power Control with AP39700 Power Unit
                       2-AP38147 16,000 SA Jacks
                       2-AP37562 24,000 SA Jacks
                       2-AP40921 USO Kits w/ AP38251 & AP38252 Mechanisms

AP55497       725 Leveling 4-SA Jacks                                                          MP70984               MP91213A-C
                       1-AP54505 Power Unit
                       2-AP38147 16,000 SA Jacks