Parker Hannifin Corporation
Chelsea Products Division
Olive Branch, MS 38654 USA
III
Bulletin HY25-1806-M1/US
Table of Contents
Owner’s Manual
252 Series
General Information
Foreword ................................................................................................................................................ 1
Safety Information ............................................................................................................................... 1-3
Chelsea PTO Safety Label Instructions ................................................................................................. 3
Pump Support Requirements ................................................................................................................ 4
Function of Auxiliary Power Shafts ........................................................................................................ 5
Spicer
®
Universal Joint Engineering Data .............................................................................................. 6
Allison Installation
Pre-Pump Installation............................................................................................................................. 8
PTO Installation
GM 3600 Chassis ........................................................................................................................... 9-13
Allison 1000, 2000/2500 ............................................................................................................... 14-16
Installation Sketches
Allison Transmission 1000, 2000/2500 (12V) w/out Speed Limiter (Sk-456 Rev D) .......................... 17
Dodge/Sterling/Ram Installation
Dodge/Sterling Overview (MY2010 & Prior) ........................................................................................ 20
RAM Overview (MY2011 & MY2012) ............................................................................................. 21-22
RAM Overview (MY2013 & Later) ................................................................................................... 23-25
Pre Installation Overview ................................................................................................................ 26-27
Heavy Duty PTO Installation Instructions........................................................................................ 28-29
Chassis Cab Wiring Reference (MY2011 & Later) ............................................................................... 30
Installation Sketches
Dodge/AISIN MY2007 - MY2010 (AS68RC) Transmission Shift Option D (SK-455 Rev B) ................ 31
Wiring Charts (MY2007 - MY2010) ...................................................................................................... 32
AISIN (AS69RC/AS66RC) MY2011 & Later Transmission w/o EOC Shift Option R (SK-495) ............ 33
RAM/AISIN (AS69RC) MY2013 & Later Transmission w/o EOC Shift Option R (SK-567) .................. 34
Wiring Installation Instructions (MY2011 and Later) ....................................................................... 35-36
PTO Maintenance ................................................................................................................................... 37
Offer of Sale .................................................................................................................................................... 39