1.2 The operation & safety notice:
1. Always replace gasket, O ring, cotter, pins and clip whenever reassembled.
2. When tighten screws or nuts, lock tightly as per specified locking torque, and in the sequence of
cross direction.
3. Use PGO, or PGO Recommended parts.
4. After dismantling please wash all parts necessary for checking and grease all contact surface
when reassembling.
5. Use grease recommended by PGO.
6. When removing battery, please dismantle the negative pole (-) first, when assembling please
connect positive pole (+) first.
7. Before installing a new fuse, confirm the specification is correct or not. Do not use a higher
ampere than the original specification.
8. After reassembling, please re-check that all connecting point, locking parts, circuits, polar
characteristics are good, before selling out.
9. Fuel is highly flammable, and in some conditions it can be explosive. Do not smoke in the
working area, and avoid free flames or sparks.
10. Should it necessary to keep the engine running while servicing, make sure that the area or room
is well ventilated, and use special exhaust fans, if required. Never let the engine running in close
room. In fact, exhaust gases are toxic.
P.1-3
PGO BR-500 ENGINE