Crack-Vac Model 100G Manual
Chapter 5 Operating Instructions
©2020 by Crafco, Inc. All Rights Reserved
Operating Instructions 5-1
5.0 Operating Instructions
Air quality, workers’ safety, and the safety of the motoring public are most important in today’s road
maintenance operations. The CRAFCO CRACK-VAC 100G was designed to thoroughly clean
pavement cracks while maintaining a dust free environment. With a HEPA filter system that
contains particulate matter down to .3 microns, The Crack-Vac 100G complies with the strict PM 2.5
air quality standards and OSHA standards for Respirable Crystalline Silica exposure in effect today.
This new concept in crack sealing preparation limits worker exposure to dust and improves visibility
problems that dust can cause for motoring traffic. The Crack-Vac is the future of crack cleaning
operations.
CRAFCO Inc. and its Distributors assume no liability for accident or injury incurred through
improper use of this machine.
DO NOT operate machine without reading operator’s manual and being thoroughly familiar with
controls.
Note:
DO NOT attempt to operate the machine without using these and all other instructions
.
5.1 Preparing the Machine for Start Up
Step
Action
1
All toggle switches and keys should be turned to the “OFF” position before doing
any work on the equipment. This will help prevent injuries.
2
Check engine crankcase oil. Add oil if low. Refer to Engine Operators Manual.
3
Fill engine gas tank with clean, fresh, unleaded gasoline. See “Fuel
Recommendations” in Engine Operators Manual.
4
Check engine cooling air intake and external surfaces of engine. Clean if dirty or
obstructed.
5
Check that the air cleaner components and all shrouds, equipment covers, and
guards are in place and securely fastened.
6
Check hydraulic fluid level in the hydraulic reservoir at 70°F. Use dexron III
transmission fluid. Add fluid as necessary. See
7
Check positive displacement rotary air blower fluid level. At ambient temperature
the oil should be at about the middle of the sight gauge. (Refer to the Blower
Manual). See
Figure 5-2 Rotary Blower Fluid Level
8
Check rotary screw compressor oil level. At ambient temperature the oil should be
between add and max arrows. (Compressor model only, use only VMAC
compressor oil). See
Figure 5-3 Compressor Fluid Level
9
Check to make sure that all the suction hoses are free from debris, kinks, or holes.
10
Check to make sure the pleat spun bond polyester cartridge filter is clean, in place,
and properly sealed. See
Figure 5-4 Filter Housing Cutaway
11
Check to make sure the filter housing is free of debris and clean. Make sure the
access lid is closed and properly secured. See
Figure 5-4 Filter Housing Cutaway
Table 5-1 Preparing the Machine for Start Up
Summary of Contents for 60800N
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