Chapter 2. Safety
PELLERIN MILNOR CORPORATION
connected directly to a sewer without a “P-trap,” special ventilation measures must be
employed so that sewer gases cannot enter the tunnel. These ventilation measures can
vary depending upon local conditions and are solely the responsibility of the owner/user.
4. Position the cylinder for easiest transit, as shown in Figure 2.
Figure 2: Positioning the Cylinders
End Views of Tunnel Washer Legend
.
1. View from loading end
2. View from discharge end
3. Closed end of transfer
scoop
5. Restrain the tunnel chain drives so the tunnel cannot drift or turn by itself in either
direction. See Figure 3.
Figure 3: Blocking the Cylinders
Placement of C-Clamps and Blocks Legend
.
1. C-clamps securing wood blocks to chain
2. Wood blocks wedged between sprocket and
chain (both sides)
6. Disable main electrical power to the tunnel, to the Mentor
™
, and to all appropriate
electrically operated devices (e.g., the press, etc.) directly before and after the tunnel.
Open (disconnect), lock open, and tag all electrical services to the above indicated devices.
7. Provide additional lighting and ventilation for the worker(s) who will enter. See Figure
4.
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