MYERS MDC33 Series, Installation, Operation & Parts Manual, Page: 5 / 20

5
REPLACEMENT PARTS LIST
* If the Motor fails replace the entire pump.
** The MDC33 Series pumps use Impeller number PS5-26P. MDC50 Series pumps use Impeller number PS5-29P.
Key MDC33P1 MDC33PC1 MDC33V1 MDC33VC1 MDC33M1 MDC33MC1
No. Description Qty. MDC50P1 MDC50PC1 MDC50V1 MDC50VC1 MDC50M1 MDC50MC1
1 Vertical Switch (Incl. 1A thru 1F) 1 – – PKG 208 PKG 209 – –
1A Switch 1
1B Mounting Bracket 1
1C Screw 2
1D Float 1
1E Retainer Strap 1
1F Stop 1
2 Screw, #8-1/2” self-tapping (†) 1 U30-539SS U30-539SS U30-539SS U30-539SS – –
3 Switch Cord Clamp (†) 1 CC0030-13 CC0030-13 – – – –
4 Oil Fill Plug 1 U78-941ZPV U78-941ZPV U78-941ZPV U78-941ZPV U78-941ZPV U78-941ZPV
5 Ring Handle 1 U97-128 U97-128 U97-128 U97-128 U97-128 U97-128
6 Cord Connector 1 PS17-46P PS17-46P PS17-46P PS17-46P PS17-46P PS17-46P
6A O-Ring 1 U9-370 U9-370 U9-370 U9-370 U9-370 U9-370
7A Motor Cover - DC Series 1 PS18-144B PS18-144B PS18-144B PS18-144B PS18-144B PS18-144B
7B Motor Cover - EC Series PS18-149B PS18-149B – – PS18-149B PS18-149B
8 #10-32 x3/4”, Capscrew 3 U30-482SS U30-482SS U30-482SS U30-482SS U30-482SS U30-482SS
9 O-Ring 1 U9-339 U9-339 U9-339 U9-339 U9-339 U9-339
10 Insulating Disk 1 PS18-82 PS18-82 PS18-82 PS18-82 PS18-82 PS18-82
11 Motor / Upper Volute 1 * * * * * *
12A Shaft Seal Stationary Head Assembly 1 U9-379A U9-379A U9-379A U9-379A U9-379A U9-379A
12B Shaft Seal Rotating Mating Ring 1 U9-321A U9-321A U9-321A U9-321A U9-321A U9-321A
13 Impeller 1 ** ** ** ** ** **
14 Gasket 1 PS20-21 PS20-21 PS20-21 PS20-21 PS20-21 PS20-21
15 Lower Volute 1 PS1-34P PS1-34P PS1-34P PS1-34P PS1-34P PS1-34P
16 Lower Pump Body Screw #10-32x1”
Hex Washer, self-tapping
7 U30-966SS U30-966SS U30-966SS U30-966SS U30-966SS U30-966SS
17 Suction Plate 1 U43-142SS U43-142SS U43-142SS U43-142SS U43-142SS U43-142SS
18 Screw, #6-1/4” pan head 1 U30-972SS U30-972SS U30-972SS U30-972SS U30-972SS U30-972SS
19 Lower Pump Body Screw #10-32x1-1/8”
Hex Washer, self-tapping
1 U30-967SS U30-967SS U30-967SS U30-967SS U30-967SS U30-967SS
20 Power Cord Assembly 1 See Chart See Chart See Chart See Chart See Chart See Chart
21 Tethered Float Switch 1 PS17-109 PS17-111 – – – –
Dielectric Oil All Models use .61 qts. 1 U197-8A U197-8A U197-8A U197-8A U197-8A U197-8A
POWER CORD ASSEMBLY
Pump Part Pump Part
Model Number Number Model Number Number
MDC33M1 PW117-281-TSU MDC50M1 PW117-237-TSU
MDC33P1 PW117-281-TSU MDC50P1 PW117-237-TSU
MDC33V1 PW117-281-TSU MDC50V1 PW117-237-TSU
MDC33MC1 PW117-122-TSU MDC50MC1 PW117-122-TSU
MDC33PC1 PW117-122-TSU MDC50PC1 PW117-122-TSU
MDC33VC1 PW117-122-TSU MDC50VC1 PW117-122-TSU