Snorkel S3970BE Operation Manual page 62

2. At the ground control box set the
EMERGENCY STOP switch € to off, turn
the MAIN POWER switch  off and remove
the key (see Figure 9.8).
Figure 9.9
3. Inside the hydraulic compartment, open the
free-wheeling valve ƒ by turning
counterclockwise until knob stops.(see
Figure 9.9).
DANGER
A runaway S3970RT / S3370RT / S2770RT
can cause death or serious injury. At the
next step the S3970RT / S3370RT / S2770RT
brakes will be released. Do not proceed to
the next step unless the S3970RT / S3370RT /
S2770RT is on a level surface or the S3970RT
/ S3370RT / S2770RT is securely attached to
another vehicle that has the capacity to
safely control the S3970RT / S3370RT /
S2770RT on a grade.
Figure 9.10
4. To release the brakes, pump the hand pump
„ 5 - 10 times. (see Figure 9.10).The brakes
will now be released and the S3970RT /
S3370RT / S2770RT is ready to be pushed
or towed.
S3970RT, S3370RT & S2770RT – 13865-1
9. Emergency Operation
The S3970RT / S3370RT / S2770RT drive
motors will be ruined if the S3970RT /
S3370RT / S2770RT is pushed (or pulled)
faster than 2 mph (3.2 km/hr). Unless
personnel safety considerations dictate
otherwise, do not push (or pull) faster than 2
mph (3.2 km/hr).
5. Once the unit has been safely pushed /
towed pull the re-set knob … to re-apply the
brakes (see Figure 9.11) and close the
free-wheel valve ƒ (see Figure 9.9).
The unit is now ready for nor mal op er a tion.
Rev A
CAUTION
Figure 9.11
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