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MQ PS4030 SAW • OPERATION MANUAL — REV. #0 (02/29/08) — PAGE 53
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NEVER use your hand to find hydraulic
leaks. Use a piece of wood or cardboard.
Hydraulic fluid injected into the skin must
be treated by a knowledgable physician
immediately or severe injury or death can
occur.
WARNINGWARNING
WARNINGWARNING
WARNING
MQ PS4030 SAW — MAINTENANCE
F-N-R Control Adjustment
Figure 63. F-N-R Control Adjustment
Figure 64. Oil Reserve Fill Line
Hydraulic System Maintenance
1. Check hydraulic oil level daily.
2. When checking or adding hydraulic oil, place the machine
so the saw frame is level to get an accurate reading.
3. Hydraulic oil should be 1/2" to 1" in the Oil Reserve when
cold.
4. If hydraulic oil level is low add oil to 1/2" to 1".
5. Use 15W-40 premium grade engine oil.
6. Change oil and filter annually.
1. Correct hydraulic fluid level.
2. Plugged hydraulic oil filter
3. Loose or leaking fittings.
4. Ruptured/damaged hydraulic lines.
5. Faulty hydraulic pump.
Many hydraulic problems are a result of low fluid levels. Before
checking any other possibilities, make sure the hydraulic fluid
level is correct.
Hydraulic Oil System
1. Adjustment Nut
2. Rod End
3. Push-Pull Cable
4. Neutral Safety Switch
Control (Cable) adjustment for the F-N-R should not normally
be necessary, however, some adjustment can be made on each
of the Rod End adjustment nuts.