Haulotte Group HT21RT O, Maintenance Book

Page: 210 / 282

210 4000511390 E03.16 USA / GB
Upper boom
Procedure of dismantling / reassembling hydraulic rotary actuators
MS0028
5 - Assembly
Avoid personal injury and machinery damage : Read the
Service and Repair Manual for proper installation,
maintenance and repair procedure.
To avoid injury or damage to product : Secure produc to
slotted table or vise.
Spraying fluids. Contents under pressure. Use caution
when removing port plugs and fittings.
N.B.-:-T
O AVOID CONTAMINATION TO MACHINED PARTS
: M
AKE
SURE WORK AREA IS CLEAN
.
1. Gather all the components and tools into one location prior
to re-assembly. Use the cut away drawing to reference
the seal orientations.
2. Coat the thrust washers ( 304 ) with a generous amount of
Lithium grease. Install the thrust washer ( 304 ) onto
shaft ( 2 ) and end cap ( 4 ).
3. Install the exclusion seal ( 304.1 ) into the appropriate
grooves on the shaft ( 2 ) and end cap ( 4 ) around the
outside edge of the thrust washer ( 304 ).