ZR/ZT30, ZR/ZT37, ZR/ZT45 oil-free screw air compressor maintenance package:
Air/oil filter kit: 2901110500;
Inlet valve service kit: 2901110100;
Inlet valve overhaul kit: 2901110400;
Check valve kit: 2901186400;
Breather kit: 2901111500;
Oil pump kit: 2901110800;
Drive shaft bearing maintenance kit: 2901111200;
LP element exchange kit: 2901186600;
HP element exchange kit: 2901186500;
Cooler Kit ZT: 2901186700;
Cooler Kit ZR: 2901186800;
Wearing parts EWD 330: 2901063320 (model quantity Pack 2; FFID 3; FFIMD 4);
Motor bearing kit: 2901181100 ZR/ZT30; 2901181200 ZR/ZT37; 2901181200 ZR/ZT45;
Rubber element coupling: 1622113602, quantity 8;
Rubber buffer gearcasing: 5112216500 Quantity 2;
Rubber buffer motor: 1619518901 Quantity 1.
Preventive maintenance kit (A) Service Plan A-4000hours: 2901112200;
Preventive maintenance kit (B) Service Plan B-8000 hours: 2901187400;
IMD Preventive Maintenance Kit IMD -8000hours: 2901160100;
Preventive maintenance package C

ZR/ZT30,ZR/ZT37,ZR/ZT45无油螺杆空压机保养包：
空气/油滤保养包（Air /oil filter kit）：2901110500；
进气阀保养包（Inlet valve service kit）:2901110100;
进气阀大修包（Inlet valve overhaul kit）:2901110400;
单向阀保养包（Check valve kit）:2901186400;
呼吸器保养包（Breather kit）:2901111500;
油泵保养包（Oil pump kit）:2901110800;
驱动轴轴承保养包（Drive shaft bearing kit）:2901111200;
低压转子更换包（LP element exchange kit）:2901186600;
高压转子更换包（HP element exchange kit）:2901186500;
冷却器保养包（Cooler kit ZT）:2901186700;
冷却器保养包（Cooler kit ZR）:2901186800;
易损件包（Wearing parts EWD 330）:2901063320(机型数量Pack 2;FFID 3;FFIMD 4)；
电机轴承包（Motor bearing kit）:2901181100 ZR/ZT30;2901181200 ZR/ZT37;2901181200 ZR/ZT45;
橡胶联轴块（Rubber element coupling）:1622113602 数量8；
齿轮箱减震垫（Rubber buffer gearcasing）:5112216500数量2；
电机减震垫（Rubber buffer motor）:1619518901 数量1。
预防性保养包A（Preventive maintenance kit( A) Service Plan A-4000hrs）:2901112200;
预防性保养包B（Preventive maintenance kit( B) Service Plan B-8000hrs）:2901187400;
IMD预防性保养包（Preventive maintenance kit IMD -8000hrs）:2901160100;
预防性保养包C（Preventive maintenance kit(C) Service Plan C-16000hrs）:2901188300;
预防性保养包D（Preventive maintenance kit(D) Service Plan B-40000hrs）:2901188900;
低压转子（LP element）：1616727581;
高压转子（HP element）：1616727181;