Digga PDD-PD50, Service & Repair Manual

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PM-000100-D PDD - PD50 Service and Repair Manual - October 2017
BEARING PRELOAD CHART
PD UNIT HOUSING SHAFT DIA
(mm)
FORCE (Kg)
PDD, PDX, PDX2
PDX3, PD3
& PD5
S2 50.8 4
PD6 - PD12 S4 70 7
S4 (RME) 70/75 10
S4 75 15
PD15 - PD22 S5 100 30
S6 100 30
PD25-PD50 S8 120 35
S9.5 120 35
S10 150 45
S12 180 55
FORCE (in Kg )
This is the force to keep the housing spinning slowly at a
constant speed. The force required to start the spinning initially
will be greater. This is not the correct reading. To ensure an
accurate reading the force direction must be held at 90 degrees.
(As shown). Reading is to be taken from the inner bolt pattern.
FORCE (in Kg)
This is the force to keep the housing spinning slowly at a constant speed.
The force required to start the spinning initially will be greater. This is not the correct reading.
To ensure an accurate reading the force direction must be held at 90 degrees. (As shown)
Reading is to be taken from the inner bolt pattern.
BEARING PRELOAD FORCE CHART
PD UNIT
Housing Shaft DIA (mm) Force (Kg)
PDD,PDX,PDX2,PDX3
,PD3 - PD5
S2
50.8
4
PD6 - PD12 S4 70 7
S4 (RME)
70/75 10
S4 75 15
PD15 - PD22 S5 100 30
S6
100 30
PD25 - PD50 S8 120 35
S9.5
120 35
S10 150 45
S12 180
55