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INSTRUCTIONS-PARTS LIST 307–655
Rev. D
This manual contains important
Supersedes Rev. C
warnings and information.
READ AND KEEP FOR REFERENCE.
INSTRUCTIONS
Airless Mastic Pole Gun
3600 psi (252 bar) Maximum Working Pressure
Model 218–688, Series A
Spray tip not included; order it separately.
See page 7.
Table of Contents
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Op
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WARNING INJECTION HAZARD Spray from the gun, hose leaks, or ruptured components can inject fluid into your body and cause an extremely serious injury, including the need for amputation. Splashing fluid in the eyes or on the skin can also cause a serious injury. Fluid injected into the skin might look like just a cut, but it is a serious injury. Get immediate medi- cal attention. Do not point the spray gun at anyone or at any part of the body. Do not put hand or fingers over the spray tip.
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WARNING EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture, malfunction, or start unexpectedly and result INSTRUCTIONS in serious injury. This equipment is for professional use only. Read all instruction manuals, tags, and labels before operating the equipment. Use the equipment only for its intended purpose. If you are uncertain about usage, call your Graco distributor. Do not alter or modify this equipment. Use only genuine Graco parts and accessories. Check
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Installation 5 9 3 7 1 16 A 17 06301 Fig. 1 Reference numbers and letters in parentheses in the 1. Install a bleed-type master air valve on the pump text refer to the callouts in the figure drawings and the air supply line, downstream of the pump air regula- parts drawing. tor, to shut off air to the pump. 2. Install a fluid filter and fluid drain valve close to the WARNING pump’s fluid outlet. The fluid drain valve assists in relieving fluid pressure in the displacement pump, INJECTION HAZARD h
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Installation 7. Follow the Pressure Relief Procedure on The following grounding instructions are minimum page 6. requirements for a system. Your system may include other equipment or objects which must be grounded. Check your local electrical code for detailed grounding 8. Engage the gun safety ring (20), see Fig. 2, instructions for your area and type of equipment. Your page 6. system must be connected to a true earth ground. 1. Pump/Sprayer: Ground the pump/sprayer by 9. Unscrew the tip guard
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Operation Safety Pressure Relief Procedure WARNING WARNING INJECTION HAZARD INJECTION HAZARD Remember, this is not an air spray gun. The system pressure must be manually For your safety be sure to read and relieved to prevent the system from follow the Warnings on pages 2 and 3 starting or spraying accidentally. Fluid and throughout the text of this instruction manual. under high pressure can be injected through the Keep the wallet sized warning card 179–960, skin and cause serious injury. To re
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Operation Spraying CAUTION WARNING To reduce the risk of damage to the tip guard, never hang the gun by the tip guard. Any damage to the sharp edges of the openings in the tip guard will RECOIL HAZARD cause paint to collect at that area. Due to the very high pressure fluid emitted, a strong recoil action will occur when you open the ON/OFF lever on Spray Tip Selection Chart this gun. If you are unprepared, your hand could be forced back toward your body or you could lose your balance and fall, r
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Parts 1 6 18 10 5 4 3 8 25 20 3 2 1 12 9 2 13 1 11 7 14 2 15 16 4 17 1 1/2-14 npsm threads 06304 2 Torque to 20–25 ft-lb (27–34 Nm) 3 If replacing the ball valve (8) transfer the serial number to the new valve. 4 Purchase spray tip separately. See Spray Tip Selection Chart, page 7.
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Parts Use Only Genuine Graco Parts and Accessories Airless Mastic Pole Gun Model 218–688, Series A Ref. Ref. No. Part No. Description Qty. No. Part No. Description Qty. 1 100–015 NUT, hex, 1/4–20 2 13 180–724 HANDLE 1 2 100–016 LOCKWASHER, 1/2 in. 2 14 168–845 GASKET, copper 1 3 100–021 SCREW, cap, hex head, 15 165–973 ADAPTER, seat, valve, 1/4 npt x 1.0 in. 1 7/8 unf x 1/2 unf 1 4 100–333 SCREW, cap, hex head, 16 166–969 WASHER, non-metallic, 1/4 in. 1 1/4 npt x 0.5 in. 1 17 220–222 TIP GUARD
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Technical Data Manual Change Maximum Working Pressure . . . . . . 3600 psi (252 bar) Summary Wetted Parts . . . . . . Zinc-plated carbon steel, steel, Delrin, buna-n, copper The manual was revised to eliminate the ball from part Delrin is a registered trademark of the DuPont Company. no. 218–692 Valve Repair Kit.
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Notes
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Graco Warranty and Limitation of Liability WARRANTY Graco warrants all equipment listed in this manual which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use. Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defec- tive. This warranty applies only when the equipment is instal
