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
Tiffin System Diagrams

2013 System BOM's

2014 System BOM's

2015 System BOM's

2016 System BOM's

2017 System BOM's

2018 System BOM's

2019 System BOM's

2020 System BOM's

Legend:  

USO -------- Universal Straight Out slide out
UPLO ------ Universal Platform Level Out slide out
IFLO ------- In-floor Level Out slide out
SCG -------- Single Cylinder Guided slide out (bed slide)
ReM ------- Remote Manifold
WH --------- Workhorse Chassis
LE ---------- Leveling System

 

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

 

                                                                              2019 Model year as of Mar. 2019

                                                                                                     ALLEGRO

Model       Chassis                 Description                 Hyd. Diagrams              Elect. Diagrams

34PA         Ford                        725 LE w/2-IFLO                              MP71144              MP91357

36LA         Ford                        725 LE w/1-IFLO                              MP71164              MP91358

32SA         Ford                        725 LE w/1-IFLO                              MP71145              MP91359

36UA        Ford                        725 LE w/1-IFLO                              MP71227              MP91479

 

                                                                                                  ALLEGRO RED

Model       Chassis                 Description                 Hyd. Diagrams               Elect. Diagrams

33AA        Freightliner                        725 LE w/2-IFLO                 MP71147                 MP91354

37PA         Freightliner                        725 LE w/2-IFLO                 MP71148                 MP91354

37BA        Freightliner                        725 LE w/2-IFLO                 MP71149                 MP91354

 

 

                                                                                                       PHAETON

 

Model       Chassis                 Description                   Hyd. Diagrams               Elect. Diagrams

37BH        Freightliner                        725 LE w/2-IFLO                 MP71152                  MP91354

40QKH     Freightliner                        725 LE w/1-USO/1-IFLO     MP71154                 MP91361

40QBH      Freightliner                       725 LE w/1-USO/1-IFLO     MP71154                 MP91361

40AH         Freightliner                       725 LE w/2-IFLO                 MP71155                  MP91361

40IH           Freightliner                       725 LE w/2-IFLO                 MP71156                  MP91361

40IH           Powerglide                      725 LE w/2-IFLO                 MP71156                  MP91361

44OH        Freightliner                        725 LE w/2-IFLO                 MP71157                  MP91361

44OH        Powerglide                        725 LE w/2-IFLO                 MP71158                  MP91361

 

 

                                                                                                   ALLEGRO BUS

 

Model       Chassis                 Description                   Hyd. Diagrams               Elect. Diagrams

37AP         Powerglide                        Valid Leveling w/2-IFLO          MP71159             MP91362

40AP         Powerglide                        Valid Leveling w/2-IFLO          MP71159             MP91362

40IP          Powerglide                        Valid Leveling w/2-IFLO          MP71228             MP91362

45OP         Powerglide                        Valid Leveling w/2-IFLO          MP71229            MP91362

45OPP       Powerglide                        Valid Leveling w/2-IFLO          MP71229             MP91362

45OPP 600      Powerglide                  Valid Leveling w/2-IFLO          MP71229             MP91362

 

 

                                                                                                           ZEPHYR

 

Model       Chassis                 Description                   Hyd. Diagrams               Elect. Diagrams

45PZ         Powerglide                        Valid Leveling w/2-IFLO          MP71166             MP91362

45MZ        Powerglide                        Valid Leveling w/2-IFLO          MP71230             MP91362

 

 

                                                                                                  ALLEGRO BREEZE

 

Model       Chassis                 Description                   Hyd. Diagrams               Elect. Diagrams

31BR         Powerglide                        Valid Leveling w/2-USO           MP71163             MP91363

33BR         Powerglide                        Valid Leveling w/2-USO           MP71163             MP91363

 

 


                                                                                                         2020 Model year as of Mar. 2019

                                                                                                     ALLEGRO

Model       Chassis                 Description                 Hyd. Diagrams              Elect. Diagrams

34PA         Ford                                  725 LE w/2-IFLO                 MP71144                MP91357

36LA         Ford                                  725 LE w/1-IFLO                 MP71164                MP91358

32SA         Ford                                  725 LE w/1-IFLO                 MP71145                MP91359

36UA        Ford                                  725 LE w/1-IFLO                 MP71227                 MP91479

                                                                                                 

                                                                                                      ALLEGRO RED

Model       Chassis                 Description                 Hyd. Diagrams               Elect. Diagrams

33AA        Freightliner                        725 LE w/2-IFLO                 MP71147                 MP91354

37PA         Freightliner                        725 LE w/2-IFLO                 MP71148                 MP91354

37BA        Freightliner                        725 LE w/2-IFLO                 MP71149                 MP91354

38KA        Freightliner                        725 LE w/2-IFLO                 MP71149                 MP91354

 

                                                                                                       PHAETON

 

Model       Chassis                 Description                   Hyd. Diagrams               Elect. Diagrams

37BH        Freightliner                        725 LE w/2-IFLO                 MP71152                  MP91354

40QKH      Freightliner                       725 LE w/1-USO/1-IFLO     MP71154                 MP91361

40QBH      Freightliner                       725 LE w/1-USO/1-IFLO     MP71154                 MP91361

40AH         Freightliner                       725 LE w/2-IFLO                 MP71155                  MP91361

40IH           Freightliner                      725 LE w/2-IFLO                 MP71156                  MP91361

40IH           Powerglide                     725 LE w/2-IFLO                 MP71156                  MP91361

44OH         Freightliner                      725 LE w/2-IFLO                 MP71157                  MP91361

44OH         Powerglide                      725 LE w/2-IFLO                 MP71158                  MP91361 

 

                                                                                                   ALLEGRO BUS

 

Model       Chassis                 Description                   Hyd. Diagrams               Elect. Diagrams

35CP         Powerglide                        Valid Leveling w/2-IFLO          MPxxxxx             MPxxxxx

37AP         Powerglide                        Valid Leveling w/2-IFLO          MP71159             MP91362

40AP         Powerglide                        Valid Leveling w/2-IFLO          MP71159             MP91362

40IP          Powerglide                        Valid Leveling w/2-IFLO          MP71228             MP91362

45OP         Powerglide                       Valid Leveling w/2-IFLO          MP71229             MP91362

45OPP       Powerglide                       Valid Leveling w/2-IFLO          MP71229             MP91362 

 

                                                                                                           ZEPHYR

 

Model       Chassis                 Description                   Hyd. Diagrams               Elect. Diagrams

45PZ         Powerglide                        Valid Leveling w/2-IFLO          MP71166             MP91362

45MZ        Powerglide                        Valid Leveling w/2-IFLO          MP71230             MP91362 

 

                                                                                                  ALLEGRO BREEZE

 

Model       Chassis                 Description                   Hyd. Diagrams               Elect. Diagrams

31BR         Powerglide                        Valid Leveling w/2-USO           MP71163             MP91363

33BR         Powerglide                        Valid Leveling w/2-USO           MP71163             MP91363