PrestoメーカーP4の使用説明書/サービス説明書
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P4 Level Loader Model Number ___________________ Serial # _________________________ Date Placed in Service _____________ IMPOR T ANT : READ CAREFULL Y BEFORE INST ALLING OR OPERA TING LIFT Part orders.
2 PRESTO P4 LEVEL LOADER OWNER’S MANUAL INTRODUCTION The P4 Level Loader is designed to allow faster , safer , and easier pallet loading and unloading.
PRESTO P4 LEVEL LOADER OWNER’S MANUAL 3 TABLE OF CONTENTS I NTRODUCTION ............................................................................................................... 2 SAFETY ........................................................
4 PRESTO P4 LEVEL LOADER OWNER’S MANUAL INST ALLA TION INSTRUCTIONS Preparation 1. Before you start to install the unit, check for local codes and ordinances which may apply . It is your responsibility to obtain any necessary permits. 2. Read all of these installation instructions carefully .
PRESTO P4 LEVEL LOADER OWNER’S MANUAL 5 3. During shipping, the platform of the unit is raised 5-1/2", and this platform is supported on two pins. This allows a space under the platform. When you want to move the unit, put a p allet jack under the platform and lift the unit.
6 PRESTO P4 LEVEL LOADER OWNER’S MANUAL 1. The unit is supplied with a power cord which is 10' long. Y ou must provide a two-prong outlet within this distance from the unit. The circuit should be provided with a 20 amp circuit breaker or fuse. W ARNING! T o avoid fire danger , be sure to provide a circuit breaker or fuse.
PRESTO P4 LEVEL LOADER OWNER’S MANUAL 7 on the relief valve, you may overwork the unit. This can cause the unit to fail suddenly , and you may be hurt. 4. Clean up any spilled hydraulic fluid. S pilled hydraulic oil is slippery , and may present a fire hazard.
8 PRESTO P4 LEVEL LOADER OWNER’S MANUAL onto the operator ’ s toes. If this safety system is not working correctly , do not operate the unit. Call a maintenance worker right away . Loading the Unit 1. Before operating the unit, please read and understand all of this section.
PRESTO P4 LEVEL LOADER OWNER’S MANUAL 9 W ARNING! As the platform moves up and down, “pinch points” are created as shown in Fig. 2. ST A Y A W A Y FROM THESE PINCH POINTS! Part of your body or clothing may become caught, and you may be hurt. Do not put your hands or feet under the platform.
10 PRESTO P4 LEVEL LOADER OWNER’S MANUAL 2. Before lowering the platform, be sure all workers are clear of the unit. W ARNING! As the platform moves up and down, “pinch points” are created as shown in Fig. 2. ST A Y A W A Y FROM THESE PINCH POINTS! Part of your body or clothing may become caught, and you may be hurt.
PRESTO P4 LEVEL LOADER OWNER’S MANUAL 11 operator . If the labels are worn or missing, or have been p ainted over , REPLACE THEM before releasing the lift for operation. Fig. 1 shows the safety markings on this unit. Routine Periodic Maintenance Every month: • Remove the plate on the rear of the unit and check the mechanical parts.
12 PRESTO P4 LEVEL LOADER OWNER’S MANUAL T roubleshooting Check List All servicing should be done by qualified personnel. Qualified personnel should be able to read and understand wiring and hydraulic diagrams. They should be able to troubleshoot live electrical circuits safely and in accordance with accepted practice.
PRESTO P4 LEVEL LOADER OWNER’S MANUAL 13 Relief valv e cap Retainer ring Relief valv e adjusting screw Check v alve cap O-ring Check v alve spring Check v alve ball Outer spring Inner spring R elief valv e poppet Coupling – pump to motor Gasket Down v alve plunger Down v alve strainer Down v alve solenoid Nut Fig.
14 PRESTO P4 LEVEL LOADER OWNER’S MANUAL valve has been included for the protection of all of the workers who use the unit. 3. If the motor is not running, check the electrical plug, the circuit breaker or fuse, and the wiring to the motor . 4. The hydraulic oil level may be low .
PRESTO P4 LEVEL LOADER OWNER’S MANUAL 15 eye. The reflector may need to be cleaned or replaced. 2. The down valve may be de-energized. While the platform is lowering, the down valve should be energized and fully open. Check the solenoid in the valve with a voltmeter .
16 PRESTO P4 LEVEL LOADER OWNER’S MANUAL Ordering Replacement Parts Presto Lifts has carefully chosen the components in your unit to be the best available for the purpose.
PRESTO P4 LEVEL LOADER OWNER’S MANUAL 17 RESTOCKING POLICY Presto Lift, Inc.’ s goal is for you to be satisfied with your order . Merchandise may be returned, but returns will be subject to a restocking fee to cover the costs Presto Lift, Inc. incurs which include but are not limited to handling, storage of the units, etc.
18 PRESTO P4 LEVEL LOADER OWNER’S MANUAL RETURN MA TERIALS AUTHORIZA TION (RMA) PROCEDURES Although Presto Lift, Inc. is not legally obligated to issue a credit for any merchandise, the RETURN MA TERIALS AUTHORIZA TION (RMA) PROCEDURE is provided as a cour- tesy to our customers in the event they do not receive what they wanted.
PRESTO P4 LEVEL LOADER OWNER’S MANUAL 19.
20 PRESTO P4 LEVEL LOADER OWNER’S MANUAL Presto Lifts Limited W arranty Policy Presto Lifts warrants all of its products against defects in the welded structural frame and, if applicable, scissor legs from faulty material and workmanship for a period of five (5) years from the date of invoice.
デバイスPresto P4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:
Presto P4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Presto P4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。Presto P4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。Presto P4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。
Presto P4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Presto P4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、Presto P4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Presto P4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。