Graco Inc 308972 manual 108 B, Dimension a 0.05º Mm ±0.254

Page 15

Replacing the Cooler and Blower

1.Follow the Pressure Relief Procedure Warning on page 10. Let the hydraulic system cool before beginning the service procedure.

2.Remove the hydraulic pump as instructed in the previous section.

3.Disconnect the cooler to reservoir return hose (7.) by loosening the hose clamp (8). See Fig 8.

4.Remove the cooler capscrews (49) and lock- washers (66). See Fig 8.

5.Remove the fan guard (23, page 24). See Fig 8.

6.Pull the cooler (115) straight out.

7.Inspect the rubber pad (116) for wear and replace if necessary. See Fig 9.

8.Inspect the blower wheel (114) for wear. See Fig 8. If it needs to be replaced, follow Steps 8a±8e.

a.Unscrew the setscrews (108) from the engine half of the coupler (109). Unscrew the blower setscrews (B). See Fig 9.

b.Remove the capscrews (112) and lockwashers (113) holding the pump support (117) to the engine and pull the support off. See Fig 8.

c.Pull the pump support and blower off far enough for the blower to fall out of the bottom of the housing.

d.Install a new blower. Secure the pump support (117) to the engine. See Fig 8.

e.Check Dimension A as shown in Fig 9 and tighten the coupler setscrews (108). Butt the blower hub up to the coupler half, keeping the blower in full contact with the coupler, and tighten the blower setscrews (B).

CAUTION

The correct coupling dimension is critical to avoid improper coupler engagement to the coupler spider which will damage the coupler and make the sprayer inoperable.

9.Install the cooler.

10.Fold the flaps of the pad (116) toward the cooler fins and install the fan guard (23, page 24), caps- crews (49) and lockwashers (66). See Fig 8.

11.Reinstall the hydraulic pump and reconnect all hoses.

ENGINE

108B

115

23

117

A

DIMENSION A 0.05º ￿ 0.010

(1.27 mm ￿ ±0.254)

A

107

109

108

116

TOP VIEW

Fig 9

308972 15

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Contents Model 308972This manual contains important warnings and information Read and Keep for ReferenceSymbols Table of ContentsInjection Hazard Fire Skin Injection Explosion Hazard Fire and Explosion HazardSetup Component IdentificationConnect the Hose and Gun Grade of OIL Chart Check the Hydraulic Oil LevelCheck the Engine Oil Level Fire and Explosion Hazard GroundingStartup after storage When to FlushHow to Flush FlushingFlushing Starting the Sprayer Pressure Relief ProcedureOperation Prepare the FluidCleaning a Clogged Tip Adjusting the Intake Valve Ball TravelPrime the Pump Maintenance Problem Troubleshooting7876A 108 B Dimension a 0.05º Mm ±0.254Displacement Pump Service 210±208 Displacement Pump Disconnect the Displacement PumpReconnecting the Displacement Pump Relieve the pressure GH5030 Roof Rig Parts Drawing GH3640 Roof Rig Parts Drawing GH2560 Roof Rig Parts Drawing GH2075 Roof Rig Parts Drawing GH1015 Roof Rig Parts Drawing Models 687100, 687327 965171 965165 Roof Rigs Sprayer Parts Drawing7879A Description QTY Roof Rigs Parts ListPage GRACO±APPROVED Hydraulic Fluid Technical DataAccessories Graco Phone NumberGraco Warranty Additional Warranty CoverageFor Graco Canada Customers

308972 specifications

Graco Inc 308972 is a highly regarded product in the realm of fluid management systems, specifically designed for professionals who require efficient and reliable performance in their applications. This model is particularly popular among those in industries such as painting, automotive, and manufacturing, where precision and durability are critical.

One of the standout features of the Graco Inc 308972 is its advanced pump technology. This model is equipped with a robust pneumatic pump system that ensures consistent fluid delivery, minimizing the risk of uneven application. The pump's design allows it to handle a wide range of fluids, from water-based materials to viscous coatings, making it versatile for various tasks.

Another key characteristic of the Graco Inc 308972 is its user-friendly interface. The equipment is designed with ease of operation in mind, featuring simple controls that allow users to adjust settings on-the-fly. This is particularly beneficial in fast-paced environments where quick adjustments may be necessary to maintain productivity.

In terms of build quality, Graco is known for using high-grade materials that enhance the longevity of their products. The 308972 model is constructed to withstand the rigors of daily use, featuring corrosion-resistant components that extend its lifespan even in challenging conditions. This durability reduces the need for frequent replacements and repairs, providing excellent value for users.

The Graco Inc 308972 also boasts impressive safety features. It includes built-in pressure relief mechanisms that prevent over-pressurization, reducing the risk of accidents during operation. The model prioritizes user safety, ensuring that operators can work with confidence.

Moreover, the model is designed for easy maintenance. Regular upkeep is simplified by easily accessible components, allowing users to perform routine checks without extensive disassembly. This design consideration enhances the overall efficiency of operations, as downtime for maintenance is minimized.

Overall, the Graco Inc 308972 is a reliable and versatile solution for fluid management. With its advanced technology, user-friendly design, durability, and safety features, it stands out as an essential tool for professionals across various industries seeking efficiency and precision in their work. Whether for large industrial applications or smaller, detailed jobs, this model delivers the performance needed to complete tasks effectively.
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