CDS-JOHN BLUE COMPANY DP-74.1 Instruction Manual Download Page 2

SAFETY PRECAUTIONS

•  Equipment should be operated only by trained, responsible people.
•  A careful operator is the best insurance against an accident.
•  Fill system with WATER first and check output.
•  Check all valves, fittings, hose clamps, etc. for tightness and soundness before admitting fluid to system.
•  Replace hoses when worn, cracked or if leaking.

TO THE OWNER

This manual has been prepared and illustrated to assist you in the maintenance of 

your CDS-JOHN BLUE PUMP.

Enter your serial number and date of purchase in the space provided below for future 

reference in service information or for ordering parts.

Because our engineering department is constantly improving products, we reserve 

the right to make design and specification changes without notice.

Serial No.

Purchase Date

1

BE CAREFUL! REMEMBER, SAFETY IS NO ACCIDENT

WARNING: USE OF THIS PRODUCT FOR ANY PURPOSES OTHER THAN ITS ORIGINAL INTENT, 

ABUSE OF THE PRODUCT, AND/OR MODIFICATION TO THE ORIGINAL PRODUCT IS STRICTLY 
PROHIBITED BY CDS-JOHN BLUE COMPANY. CDS-JOHN BLUE COMPANY RESERVES THE RIGHT 
TO DENY WARRANTY OR LIABILITY CLAIMS IN ANY/ALL SITUATIONS INVOLVING MISUSE, ABUSE 
OR MODIFICATION.

THE ORIGINAL INTENT OF THIS PRODUCT DOES NOT INCLUDE USE WHERE THE MAXIMUM 

ALLOWED SPEED, PRESSURE, OR TEMPERATURE IS EXCEEDED, AND IT DOES NOT INCLUDE 
APPLICATION UTILIZING FLUIDS THAT ARE NOT COMPATIBLE WITH THE PRODUCT’S COMPONENT 
MATERIALS. DO NOT USE THIS PRODUCT WITH FLAMMABLE OR COMBUSTIBLE FLUIDS SUCH AS 
GASOLINE, KEROSENE, DIESEL, ETC.…, AND DO NOT USE IN EXPLOSIVE ATMOSPHERES. FAILURE 
TO FOLLOW THIS NOTICE MAY RESULT IN SERIOUS INJURY AND/OR PROPERTY DAMAGE AND 
WILL VOICE THE PRODUCT WARRANTY. IF IN DOUBT ABOUT YOUR APPLICATION, CONTACT YOUR 
STOCKING DEALER OR THE CDS-JOHN BLUE TECHNICAL STAFF AT 1-800-253-2583.

WARNING: This product can expose you to certain chemicals, which are known to the State of California to cause 

cancer or birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov.

Summary of Contents for DP-74.1

Page 1: ...elephone 256 721 9090 FAX 256 721 9091 Call Toll Free 1 800 253 2583 DP 74 1 DP 74 1 GRI DP 90 1 DP 90 1 GRI DIAPHRAGM PUMP Parts Instruction Manual DP 74 1 DP 90 1 CDS JOHN BLUE COMPANY DIVISION OF A...

Page 2: ...TENT ABUSE OF THE PRODUCT AND OR MODIFICATION TO THE ORIGINAL PRODUCT IS STRICTLY PROHIBITED BY CDS JOHN BLUE COMPANY CDS JOHN BLUE COMPANY RESERVES THE RIGHT TO DENY WARRANTY OR LIABILITY CLAIMS IN A...

Page 3: ...dimensioned as required 5 Do not operate pump above 145 F 62 C liquid temperature 6 Provide adequate protection by placing guards around the moving parts such as the shaft and pulleys 7 Attach the pu...

Page 4: ...ll warranties Working pressure should be selected with the discharge line closed and all liquid in by pass While the pump is running check the oil level in sight glass This acts as an emergency indica...

Page 5: ...ley check alignment of the two pulleys Maximum Transmission Ratio K Pump RPM After determining K you can establish the motor or pump pulley diam Motor Pulley Pitch Diam m p K K Pump Pulley Pitch Diam...

Page 6: ...rted perfectly into the groove all the way around Replace the heads and attach them with their bolts Refill pump with oil through the glass and rotate the shaft to distribute oil and fill to proper le...

Page 7: ...DP 74 1 And DP 74 1 GRI PUMP DIMENSIONS 6 239 9 4 1 51 2 0 219 8 6 201 7 9 2 2 8 29 5 1 25 4 9 145 5 7 l L J r J J CX L J J J Y L J 74 2 9...

Page 8: ...15 21 40 61 DP 74 1 7 OPTIONAL 47 48 49 OPTIONAL 46 16 J 9 10 1t I I...

Page 9: ...DP 03001726 CRANKSHAFT VF VERSION 1 13 DP 86290000 SCREW M8X55 4 40 DP 03003826 CRANKSHAFT RT2 VERSION 1 14 DP 03001461 MOUNTING RAIL 2 41 DP 81293300 BALL BEARING DIA 45X75X16 1 15 DP 80320000 O Ring...

Page 10: ...0500 OIL SIGHT GLASS 1 7 DP 86256600 SCREW 5 16 4 8 DP 85351100 FILLER PLUG 1 9 DP 86321200 SCREW M10X20 4 11 DP 31128409 GEAR BOX 1 12 DP 86256900 SELF LOCKING SCREW 3 14 DP 31072942 GEAR 1 15 DP 803...

Page 11: ...DP 90 1 And DP 90 1 GRI PUMP DIMENSIONS 10 238 9 4 72 2 8 201 7 9 29 5 1 9 0 lf LJ o I cu IUH 4 0 I...

Page 12: ...61 15 11 DP 90 1 OPTIONAL 46 OPTIONAL 47 48 49 31 29 30 sl 7 55 1 62 8 c P r I l w i ____ rr 9 10 11 14 13 i td 41 40 17 1 6 c...

Page 13: ...G 1 37 DP 17001361 COVER 1 11 DP 80320830 O RING 1 38 DP 80226410 OIL SEAL 1 12 DP 03000109 CRANKCASE 1 39 DP 03001561 SPACER 1 13 DP 86290000 SCREW V8X55 4 40 DP 03001826 CRANKSHAFT VF VERSION 1 14 D...

Page 14: ...0500 OIL SIGHT GLASS 1 7 DP 86256600 SCREW 5 16 4 8 DP 85351100 FILLER PLUG 1 9 DP 86321200 SCREW M10X20 4 11 DP 31128409 GEAR BOX 1 12 DP 86256900 SELF LOCKING SCREW 3 14 DP 31072942 GEAR 1 15 DP 803...

Page 15: ...________________________________________ _______________________________________________________________________________ _______________________________________________________________________________...

Page 16: ...lving misuse abuse or modification Each new machine or component manufactured by CDS John Blue Company through original buyer is warranted by CDS John Blue Company to buyer and to any party or parties...

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