November 9, 2015

IMPORTANT NOTICE – RECALL

Replacement of Cap for Valve Body Assy
Yamada Corporation has determined that a defect may exist in some of our Air
Operated Diaphragm Pump NDP-P20/20-PP and P25/25-PP series.
Cap A (part number 772946) and Cap B (part number 772947) are located at thetop and bottom of Valve Body Assy. The defect is that some of the plastic screwparts of Cap A and Cap B have shrunk and are smaller than the ones at theoriginal molding stage. If the defective pumps are operating, the cap may comeoff from the valve body assy, and it might hurt human body in worst case.
We shall provide replacement parts free of charge.
Please check model, item number, serial number, and manufacture date ofYamada Pump you are using.
If your pump apply to NDP-P20/20-PP and P25/25-PP series in the attached list,
please contact Yamada Corporation or your nearest dealer immediately.
If serial number and manufacture date cannot be identified, please consult us.

We appreciate your cooperation and apologize for any inconvenience this may
cause to you.

1ATTACHMENT
Recalled Products
1. Series
NDP-P20 (Rc or JIS Flange) and NDP-20-PP (NPT or ANSI Flange) series
NDP-P25 (Rc or JIS Flange) and NDP-25-PP (NPT or ANSI Flange) series

NDP-P20BA□
NDP-20BA□-PP

NDP-P20BP□
NDP-20BP□-PP

NDP-P25BA□
NDP-25BA□-PP

NDP-P25BP□
NDP-25BP□-PP

NDP-P25BV□
NDP-25BV□-PP

NDP-P20BTT
NDP-P25BTT

NDP-P25BS□
NDP-25BS□-PPNOTE: NDP-20 and 25 series (aluminum center body model) is notrecalled product.
Recalled Product (PP Center Body)

2

Non-Recalled Product (Aluminum Center Body)

2. Model and Item No.
NDP-P20 and NDP-20-PP series Diaphragm Pumps
Item No.

Model

Item No.

854052

NDP-P20BAC

854056

NDP-P20BAT

854059

NDP-20BAC-PP

854063

NDP-20BAT-PP

854053

NDP-P20BAN

854057

NDP-P20BAH

854060

NDP-20BAN-PP

854064NDP-20BAH-PP

854054

NDP-P20BAE

854058

NDP-P20BAS

854061

NDP-20BAE-PP

854065

NDP-25BAS-PP

854055

NDP-P20BAV

854213

NDP-P20BAH/T

854062

NDP-20BAV-PP

854066

NDP-P20BSC

854070

NDP-P20BST

854073

NDP-20BSC-PP

854077

NDP-20BST-PP

854067

NDP-P20BSN

854071

NDP-P20BSH

854074NDP-20BSN-PP854078

NDP-20BSH-PP

854068

NDP-P20BSE

854072

NDP-P20BSS

854075

NDP-20BSE-PP

854079

NDP-20BSS-PP

854069

NDP-P20BSV854214

NDP-P20BAH/T

854076

NDP-20BSV-PP

854080

NDP-P20BPC

854084

NDP-P20BPT

854094NDP-20BPC-PP

851666

NDP-20BPT-PP

854081

NDP-P20BPN

854085

NDP-P20BPH

852382

NDP-20BPN-PP

852069

NDP-20BPH-PP

854082

NDP-P20BPE

854086

NDP-P20BPS

852383

NDP-20BPE-PP

852695

NDP-20BPS-PP

854083

NDP-P20BPV

854215

NDP-P20BPH/T

852384NDP-20BPV-PP854101

NDP-P20BPC-FL

854105

NDP-P20BPT-FL

854108

NDP-20BPC-PP-FLG

854112

NDP-20BPT-PP-FLG

854102

NDP-P20BPN-FL

854106

NDP-P20BPH-FL

854109

NDP-20BPN-PP-FLG

854113

NDP-20BPH-PP-FLG

854103

NDP-P20BPE-FL

854107

NDP-P20BPS-FL

854110

NDP-20BPE-PP-FLG

854114NDP-20BPS-PP-FLG

854104

NDP-P20BPV-FL

854216

NDP-P20BPH/T-FL

854111

NDP-20BPV-PP-FLG

854323

NDP-P20BTT

3ModelNDP-P25 and NDP-25-PP series Diaphragm Pumps
Item No.

Model

Item No.

854115

NDP-P25BAC854119

NDP-P25BAT

854112

NDP-25BAC-PP

854126

NDP-25BAT-PP

854116

NDP-P25BAN

854120

NDP-P25BAH

854123

NDP-25BAN-PP

854127

NDP-25BAH-PP

854117

NDP-P25BAE

854121

NDP-P25BAS

854124NDP-25BAE-PP

854128

NDP-25BAS-PP

854118

NDP-P25BAV

854217

NDP-P25BAH/T

854125

NDP-25BAV-PP

854129

NDP-P25BSC

854133

NDP-P25BST

854136

NDP-25BSC-PP

854140

NDP-25BST-PP

854130

NDP-P25BSN

854134

NDP-P25BSH

854137

NDP-25BSN-PP

854141

NDP-25BSH-PP

854131

NDP-P25BSE

854135

NDP-P25BSS

854138

NDP-25BSE-PP

854142

NDP-25BSS-PP

854132

NDP-P25BSV

854218

NDP-P25BSH/T

854139

NDP-25BSV-PP

854157

NDP-P25BPC

854161

NDP-P25BPT

854171

NDP-25BPC-PP

854175

NDP-25BPT-PP

854158

NDP-P25BPN

854162

NDP-P25BPH

854172

NDP-25BPN-PP

854176

NDP-25BPH-PP

854159

NDP-P25BPE

854163

NDP-P25BPS

854173

NDP-25BPE-PP

854177

NDP-25BPS-PP

854160

NDP-P25BPV

854220

NDP-P25BPH/T

854174NDP-25BPV-PP

854178

NDP-P25BPC-FL

854182

NDP-P25BPT-FL

854185

NDP-25BPC-PP-FLG

854189

NDP-25BPT-PP-FLG

854179

NDP-P25BPN-FL

854183

NDP-P25BPH-FL

854186

NDP-25BPN-PP-FLG

854176

NDP-25BPH-PP-FLG

854180

NDP-P25BPE-FL

854184

NDP-P25BPS-FL

854187

NDP-25BPE-PP-FLG

854191

NDP-25BPS-PP-FLG

854181

NDP-P25BPV-FL

854221

NDP-P25BPH/T-FL

854188

NDP-25BPV-PP-FLG

854192

NDP-P25BVE

854194

NDP-P25BVT

854198

NDP-25BVE-PP

854200

NDP-25BVT-PP

854193

NDP-P25BVV

854222

NDP-P25BVH

854199NDP-25BVV-PP

854223

NDP-25BVH-PP

4Model854201

NDP-P25BVE-FL

854203

NDP-P25BVT-FL

854204NDP-25BVE-PP-FLG

854206

NDP-25BVT-PP-FLG

854202

NDP-P25BVV-FL

854224

NDP-P25BVH-FL

854205

NDP-25BVV-PP-FLG

854225

NDP-25BVH-PP-FLG

854618

NDP-P25BTTNOTE: The lists does not include custom-ordered model (Item No.
1500DP). Please check serial number and manufacture date.

3. Manufacture date: From February 2014 to August 2015
4. Serial No.: 703626 to 776396
NOTE: The serial numbers include non-recalled products.

How to check “Pump model & Item No.”,“Serial No.” and “Manufacture date”

5