Section IV. OPERATION UNDER USUAL CONDITIONS

Figure 2-5.

Diesel pile hammer controls.

Section IV. OPERATION UNDER USUAL CONDITIONS

Note. Store the four port covers and the hydraulic

2-8. General

control hose dust plugs in a safe and secure place in the

a. The instructions in this section are published

crane cab when operating the hammer. Replace the port

covers and dust plugs after using the hammer.

for the information and guidance of the personnel

c. Bleed the hydraulic control system (fig. 2-7).

responsible for the operation of the hammer.

b. The operator must know how to perform

(1) Make sure all hydraulic hoses are full of

every operation of which the hammer is capable.

oil and connected at hammer and at double relief

This section gives instructions on starting and

valve on transmitter. Tighten all hose connec-

stopping the hammer, basic motions of the ham-

tions.

mer, and on coordinating the basic sections to per-

(2) Open breather cap located on top of

form the specific tasks for which the equipment

transmitter. Breather cap must be opened before

is designed. Since nearly every job presents a

operating and left open during operation.

different problem, the operator may have to vary

(3) With transmitter level in full ON posi-

procedures, to fit the individual job.

tion, fill reservoir through elbow fitting located on

the side of the transmitter until oil is visible at

2-9. Starting

the top of the fitting.

a. Perform the before-operation maintenance

(4) After filling reservoir, pull the trans-

mitter lever all the way back toward the operator

checks and services (table 3-1).

b. Remove exhaust, intake, and vent covers (fig.

and hold it in this position for a few seconds

against the internal spring tension. This is the

2-5