30 · GLOBE RM410 PISTON AIR MOTOR MANUAL| INCLUDING AUXILIARIES | ATEX Certified
B: Assembly Procedure
Warning:
When first running the motor, some light oil should be injected into the inlet connection to
ensure adequate lubrication until the air line lubrication is established. All parts should be clean and
liberally coated with oil.
Note!
For the clarification of the part numbers please refer to the Spare Parts Lists in the appendix.
RM110 to 410 Motors
Output shaft assembly. Ensure both circlips and bearings are fully home. Oil seal (19) lip must
face inwards and be lubricated. RM 410 motor has also a spacer fitted between bearings. Push
crankshaft fully home and locate spacer washer (15) and circlip (14). Check gap, shim up (16) for
minimum end float. Fit new seal (25) and output flange (24) to the engine case (27). Turn motor
vertical (shaft downwards).
RM110 Motor only
Fit crank spacer (13) bearing (48) and the inner retaining ring (74) (internal bevel uppermost).
Assemble con rods on pistons. Assemble all pistons into their cylinder pots (8) using ring clamp. Fit
all pistons / cylinder on to engine case. Carefully lift the connecting rods (53). Lift upwards and
locate the shoe on the connecting rod between the bearing (48) and the retaining ring (74). Repeat
for all cylinders. Locate the outer retaining ring (74) (internal bevel downwards) over all shoe on the
connecting rods (53). Fit the packing spacer (31 / 34). Refer to motor spacing assembly. Paragraph
No. 10.
RM410 Motor big end
Fit all connecting rods (30) & (12) on to gudgeon pins and pistons using ring clamp assemble into
cylinders. Ensure gudgeon pin circlips are seated correctly. Rotate motor until crank is nearest to
breather plug (46). Fit the crank spacer (13) push the piston to bottom dead centre within the cylin-
der (8). Insert the king rod into the engine case (27) lifting and rotating the king rod (12) over the
top of the crankshaft (20 A / B). Bolt cylinder in position, fit the 2 crank bearings (48). Fit remaining
cylinders / pistons and attach to king rod (12) with the pivot pin (29). Rotate 360 degrees to ensure
parts are correctly fitted. Locate the spacing washer (31 - 34) and spacing as paragraph No. 10.
After assembly, install the motor according to the Installation
chapter in this manual
