Manitowoc Grove CD3340B User Manual

GROVE 5-33
CD3340B/YB4411 MAINTENANCE
5
Published 04/07/2015 Control # 569-00
2. Place a suitable container under the brake drain plug
(Figure 5-72). Clean around the drain plug and then
remove the plug and allow the fluid to drain into the
container.
3. Install the drain plug.
4. Fill the brake through the breather hole until fluid is even
with the bottom of the check plug hole. Use SAE 20-20W
motor oil.
5. Install the breather and check plug.
Replace the Hoist Gearbox Lubricant
(Braden Model)
1. Lower the boom to its lowest position and engage the
parking brake.
2. Rotate the hoist drum until the drain/fill plug aligns with
the lower access hole (Figure 5-73) in the hoist side
plate.
3. Clean around the hoist breather (Figure 5-74) and the
drain/fill plug. Remove the breather and clean it in a
suitable solvent. After it is cleaned, reinstall it.
4. Install a 1” pipe nipple in the threads of the drain hole in
the hoist drum.
5. Place a suitable container under the drain plug.
6. Using a 5/16 inch Allen wrench, remove the drain/fill
plug and allow the fluid to completely drain into the
container. Examine the oil for signs of significant metal
particles. If particles are found, the gearbox may require
disassembly and repair.
7. Remove the 1” pipe nipple and then rotate the hoist
drum until the open drain hole aligns with the access
hole even with the lubricant level sight gauge
(Figure 5-74).
DANGER
Do not use EP type gear lube in the brake section of this
hoist. EP lube may prevent the clutch from locking up,
causing the load to fall and resulting in property damage,
personal injury or death.
FIGURE 5-72
p0337
Brake Drain Plug
FIGURE 5-73
FIGURE 5-74
Reference Only

Manitowoc Grove CD3340B Specifications

General

Brand	Manitowoc
Model	Grove CD3340B
Category	Construction Equipment
Language	English