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Instruction manual ■Diaphragm Pump DDP-90E DDP-90EN DDP-120B DDP-120BN This instruction manual contains IMPORTANT WARNINGS, CAUTIONS and INSTRUCTIONS. Read and understand this instruction manual before use and retain for reference. - 16 -...
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■ Important information - Safety precautions Equipment in this instruction manual is exclusively for coating purposes. Do not use for other purposes. - Read and understand this instruction manual. The operator shall fully understand the requirements stated within the instruction manual including important warnings, cautions, operation and correct handling. - Incorrect operation or mishanding can cause serious bodily, death, fire or explostion.
■ Contents Important information - safety precautions 1. Safety Warnings ············································· 2. Check the products ······································· 3. Specifications ············································· 4. Name of each section ·································· 5. Before operation ··········································· 6. Inspection and maintenance ··························· 7. Problems and remedies ································· 8. Disassembly and assembly ····························· 9.
1. Safety Warnings ■ Wear protective cover. •During painting, be sure to wear protective cover such as glasses, mask or gloves to avoid serious injury caused by paints or solvents which might enter your eyes or you might inhale. Be careful about ventilation. •Use it in well-ventilated place.
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■1. Safety Warnings Be careful about explosion. • Be sure to use paint pump at less than max. fluid operating pressure. Usage at more than max. fluid operating pressure can cause explosion of pump resulting in great danger. • Never bend hose with a radius of less than 50mm. Never put heavy things on it (in order not to damage the hose).
Check to make sure the products are as ordered, and they have not been distorted or damaged during transportation. Nameplate Model name Serial No. List of accessories Name of products Q’ty DDP-90E • DDP-90EN • DDP-120B • DDP-120BN Dust proof cap Hex.Bar spanner (wrench flat 5mm) Instruction manual (this instruction manual) Caution card included •...
3. Specifications ■ 3-1 Specifications Model DDP-90E DDP-90EN DDP-120B DDP-120BN Type General purpose General purpose Dimensions (L x W x H) 186 x 213 x 220 223 x 207 x 274 Mass Air Inlet G1/4B Fluid Outlet Rc 3/8 Fluid Inlet...
4. Name of each section ■ Air operating valve Fluid outlet Rc3/8 Operating Air inlet Name plate G1/4B Fluid inlet G1/2B 5. Before operation ■ 5-1. Installation, connection and inspection • Securely connect hose to avoid leaks and looseness. If hose is disconnected during operation, hazardous hose movement and paint ejection will cause severe bodily njury.
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■ 5. Before operation (1) Setting for pump Job 1 Please confirm two holes (M8) are created in 194 the lower adaptor of pump. Job 2 Please lock two bolts (M8) certainly. Screw hole for pump fixation. M8 ×1.25 (2) Connecting suction tube Connect suction tube on the fluid inlet on the diaphragm pump.
6. Inspection and maintenance ■ Regarding ③ in the below chart, consult our distributor or the shop which sold it to you. If it is not done properly, it can cause poor performance. • Refer to the chart below to do the inspection and maintenance. Time Inspection and maintenance After every job ends...
8. Disassembly and Assembly ■ 8-1. Pump • When fitting parts, tighten bolts with hex.hole evenly and diagonally by turns. Tightening torque Adapter 7.5N・m 120B series : 9N・m 90E series: 10N・m 120B series : 15N・m 90E series: • Pay attention to up-down direction of main body and fitting direction of adaptor (upper and lower sets).
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■ 8. Disassembly and Assembly 8-3. Diaphragm section Job 1 Loosen hex. nuts which are on both sides of diaphragm. You can remove either one of them. Job 2 Remove the following parts beginning Diaphragm holder in with the rod from the side where hex. nut Diaphragm(Black) ...
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■ 8. Disassembly and Assembly 8-4 Rod section - Do not damage, bend rod, or attach dirt or foreign matter to it. Open side faces If done, it can damage the rod. outside. - When fitting Y packing or O ring to rod, be sure to gre ase and careful about fitting direction.
9. Parts list ■ 9-1 Diaphragm pump DDP-90E•DDP-90EN•DDP-120B•DDP-120BN ※1 Part DDP-120B complete parts. ※2 Part DDP-120B complete parts. - 29 -...
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■9. Parts list • marked parts are consumable parts. ☆ • marked parts differ among onry model respectively. 〇 ● Parts name 90EN 120B 120BN 1 Main body 1 ○ ● 2 Lid 2 It differs in all models 3 Adaptor upper 1 ○ ● ○ ● ...
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■9. Parts list 9-2 Detailed drawing of air operating valve. № Parts name Qt y Notice 1-1 Spool packing x12pcs 1-2 Spool x2pcs 1 Spare parts set 1set 1-3Packing spacer x4pcs 1-4 Piston set x4pcs 2 O ring 1set S-7x2pcs S-4x2pcs 3 Spacer set 1set 10pcs 4-1 Cap(1)x1pc 4 Cap button set 1set 4-2 Cap(2)x1pc 4-3 Button setx2pcs 5 Hex socket head bolt 4 ...
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