Gracoメーカー310643uの使用説明書/サービス説明書
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310643U EN Repair Displacement Pump Use only genuine Graco replacem ent parts. Use of non-Graco replacement parts may void warranty. 3300 psi (22.7 MPa, 227 bar) Ma ximum Working Pressure Model 248204.
Warnings 2 310643U Table of Contents Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Parts - Pump 248204, 2770 69, 255968 . . . . . . . . . 14 Parts - Pump 248205 , 249057, 24905 9, 277070, 257146 .
Service 310643U 3 Service Pressure Relief Procedure Follow the Pressure Relief Pr ocedure whenever you see this symbol. 1. Engage trig ger lock. 2. Turn ON/OFF switch to OFF. 3. Unplug power cord. 4. Disengage trigger lock. Ho ld metal part of gun against grounded metal pail an d trigger gun into pail to relieve pressure.
Service 4 310643U Repair When Pump is Separated From Sprayer Disassembling the Pump 1. Remove packin g nut (202) and o-rin g (228). 2. Unscrew intake va lve from cylinder. 3. Disassemble intake valve. Clean and inspect o-ring (227). NOTE: A pick may be require d to remove o-ring.
Service 310643U 5 6. Unscrew piston valve from piston rod. Clean and inspect parts. The piston has a special thread lock- ing/sealing patch. Do not remove the patch. The patch allows four disassembly/assembly procedur es before it is nece ssary to apply thre ad sealant to the threads.
Service 6 310643U 2. Install ball (206 ) in pisto n rod. If th read sealan t is applied to piston valve threads, make sure that non e gets on ball. 3. Tighten piston valve to piston ro d as specified: 4. Soak all leather packing s in SAE 30W oil for one hour minimum prior to assembly.
Service 310643U 7 7. Slide piston a ssembly into bottom of sleeve. 8. Grease top inch or two of piston rod that will go through the cylinder throat packings. 9. Grease o-rings (221) and pla ce on sleeve. Slide sleeve/piston ro d assembly into bottom of cylinder.
Service 8 310643U 12. Install intake valve on cylin der. If a wrench is used torque as follows: 13. Torque packing nu t (202) down onto adjustm ent spacer (22 8) 100 + /- 10 in-lb. (11.3 +/- 1.1 N•m) 14. Remove o-ring (22 8) when pump packings begin to leak after extended use.
Service 310643U 9 Repair When Pump is On Sprayer 1. Perform Pressure Relief Pro cedure , page 3. 2. Remove intake valve. 3. Push up ret aining spring ( 26). 4. Push out pin (29). 5. Disassemble intake valve. Clean and inspect. O-ring (227) may re quire a pick for remo val.
Service 10 310643U 7. Invert piston rod and sleeve and pound on hard sur- face until piston rod comes out of sleeve. Mark IV models: Remove sleeve spacer from sleeve. 8. Remove packin g nut (202 ). 9. Invert piston rod and insert into cylinder to force out throat packings.
Service 310643U 11 14. Remove packings and glands from piston rod. 15. Soak all le ather pack ings in S AE 30W oil fo r one hour minimum prior to assembly. Stack male gland (219) on piston rod. Alternately stack UHMWPE (208 )and leather (218) packings (note orientation) on piston rod.
Service 12 310643U 18. Slide piston assembly into bottom of sleeve. Make sure V-packing and u- cup are not rolled over or damaged. Mark IV models: Install o-ring (2 31) on sleeve spacer (230). Install sleeve spacer on sleeve. 19. Grease top inch or two of piston rod that will go through the cylinder throat packings.
Service 310643U 13 24. Reassemble intake valve with new o-rings (227) and (230), seat (212) and b all (214). Seat may b e flipped over and used on other side. Cle an seat thoroughly. 25. Install intake valve on cy linder. Torque as follows: Pump Packings Models Torque 248204, 253056, 255968, 277069 70 +/- 5 ft -lb (94.
Parts - Pump 2482 04, 277069, 2559 68 14 310643U Parts - Pump 2482 04, 277069, 255968 Series A Ref. Part Descriptio n Qty. 201 179810 SEAL , throat 1 202 193046 NUT, packing 1 203* 192692 V-PACKING , .
Parts - Pump 2482 05, 249057, 249059, 2 77070, 257146 310643U 15 Parts - Pump 248205, 2490 57, 249059, 277070, 257146 Series A Ref. Part Description Qty.
Parts - Pump 253056 16 310643U Parts - Pump 253056 Ref. Part Description Qty. 201* 179810 SEAL, throat 1 202 193046 NUT, packing 1 203* 192692 V-PACKING, throat, V-Max, UHMWPE, blue 3 204* 15C987 GLAND, male, throat 1 205 287876 CYLINDER, pump 1 206* BALL, check 1 105444* BALL, sst, 0.
Technical Data 310643U 17 Technical Data U.S. Metric Maximum Working Pressure 3300 psi 227 bar, 22.7 MPa Fluid Inlet Size 1-5/16-12 un(m) 1-5/16-12 un(m ) Fluid Outlet Size 248204, 255968, 2770 69 1/4.
All written and visual data contained in this document reflects the latest product info r mation available at the time of publica tion. Graco reserves the right to make changes a t any time without notice. Original instructions. This manual contains Eng lish.
デバイスGraco 310643uの購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
Graco 310643uをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはGraco 310643uの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Graco 310643uの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Graco 310643uで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Graco 310643uを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はGraco 310643uの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Graco 310643uに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちGraco 310643uデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。