MacDon M205, Installation Instructions Manual

Page: 18 / 30

INSTALLATION INSTRUCTIONS
3.1.3 Replacing Cooler Bypass Manifold
To replace the cooler bypass manifold, follow these steps:
1. Remove plug and install new elbow fitting (MD #30970)
(A) in bottom of traction drive pump (B).
2. Attach hose (MD #183493) (C), provided in kit, to the
open end of elbow fitting (A).
Figure 3.7: Hose Connection at Traction Drive
Pump (View from Beneath Windrower)
3. On the left side of the windrower, inside the frame,
attach a cable tie (not provided in kit) to hose (A) or
mark the hose to ensure that you remember where to
reattach it later.
4. Disconnect the hoses (A) and (D) attached to the
existing cooler bypass manifold (B).
5. Disconnect the existing cooler bypass manifold (B)
from the filter (C) next to it.
6. One at a time, transfer fittings from the old manifold (B)
to the new manifold (MD #183494) provided in the kit.
Fittings should be positioned as shown in Figure
3.9:
Hydraulic Ports on New Cooler Bypass Manifold, page
12
. Discard the old manifold.
7. Install the new manifold in place of the old. Port F on
the new manifold connects to the filter head.
Figure 3.8: Inside LH Frame (View from Below)
8. Connect the five hoses disconnected in Step 4., page
12 to the new manifold as follows:
• Port CR – the 3/4 in. I.D. cooler return hose
• Port CP – the 3/4 in. I.D. hose with from the oil cooler
marked in Step 3., page 12
• Port A – the 1/2 in. I.D. hose from the triple
gear pump
• Port B – the 1/2 in. I.D. hose from the triple
gear pump
• Port P2 – the 1/4 in. I.D. hose from the lift manifold
9. Attach the new hose from Step 2., page 12 to the
adapter fitting in Port DR of the new manifold.
Figure 3.9: Hydraulic Ports on New Cooler
Bypass Manifold
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12
Revision B