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
Frontline Communications 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:   

ULI/LO ----Universal Level In/Level Out slide-out
USO---------Universal Straight Out slide-out
HP-----------Hand Pump
SA------------Power Extend/Spring Retract Jacks (single-acting)
PD------------Pilot Air Dump

System #                            System Description                                         Hyd. Diagrams        Elect. Diagrams

AP44126         625S Leveling 4-SA Jacks                                                     MP70115                MP90239A-D
                        1-AP38646 Power Control with AP32350 Power Unit
                        4-AP42310 9,000 SA Jacks

AP45764         Room Control System HP 2-USO & 1-ULI/LO slide-out     MP70224A-C         MP904250
                        1-AP46055 Power Unit HP
                        2-AP45763 USO Kit w/AP38251 & AP38252 Mechanisms
                        1-AP45762 ULI/LO Kit w/AP39645 & AP39646 Mechanisms

AP48175         Room Control System HP 1-USO slide-out                           MP70383                MP906110
                        1-AP45790 Power Unit HP
                        1-AP45763  USO Kit w/AP38251 & AP38252 Mechanisms

AP48995         Room Control System HP 2-USO & 2-ULI/LO slide-outs   MP70419A-D         MP906520
                        1-AP46412 Power Unit HP
                        2-AP45763  USO Kits w/AP38251 & AP38252 Mechanisms
                        1-AP47100  ULI/LO Kits w/AP39645 & AP39646 Mechanisms

AP49346         625S Leveling PD 4-SA Jacks                                               MP70481                MP90719A-D
                        1-AP44251 Power Control with AP33825 Power Unit
                        2-AP38147 16,000 SA Jacks
                        1-AP37562 24,000 SA Jack

AP50112         625S Leveling PD 4-SA Jacks                                               MP70525                MP90766A-D
                        1-AP50127 Power Control with AP34566 Power Unit
                        4-AP37562 24,000 SA Jacks

AP53055         2K Leveling HP 4-SA Jacks PD 2-USO & 2-ULI/LO Slide-out   MP70746A-E        MP90991A-F
                        4-AP37562 24,000 SA Jacks
                        1-AP53076 Power control w/AP53079 Power Unit HP Auxiliary Tank
                        2-AP45763 ULO kit w/AP38251 & AP38252 Mechanisms
                        2-AP53057 ULI/LO kit w/AP39645 & AP39646 Mechanisms

AP54457         725 Leveling PD 4-SA Jacks                                                  MP70839                MP91093A-C
                        1-AP48041 Power Unit
                        4-AP38147 16,000 SA Jacks

AP56563         725 Leveling PD 4-SA Jacks                                                  MP70995                MP91225A-C
                        1-AP48041 Power Unit
                        4-AP38147 16,000 SA Jacks 

AP56578         725 Leveling PD 4-SA Jacks                                                  MP70991                MP91221A-C
                        1-AP53196 Power Unit
                        2-AP38147 16,000 SA Jacks
                        2-AP37562 24,000 SA Jacks

AP57333         725 Leveling PD 4-SA Jacks                                                  MP71039                MP91273
                        1-AP53196 Power Unit
                        2-AP38147 16,000 SA Jacks
                        2-AP37562 24,000 SA Jacks

AP57547         725 Leveling FW HP 4-SA Jacks                                           MP71089               MP91284
                        4-AP51342 6,000 SA Jacks
                        1-AP51320 Power Unit